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user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:%E5%88%9B%E5%BB%BA%E8%B4%A6%E6%88%B7&returnto=%E5%9C%86%E9%94%A5" title="我们推荐您创建账号并登录，但这不是强制性的" class=""><span>创建账号</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:%E7%94%A8%E6%88%B7%E7%99%BB%E5%BD%95&returnto=%E5%9C%86%E9%94%A5" title="建议你登录，尽管并非必须。[o]" accesskey="o" class=""><span>登录</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="更多选项" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="个人工具" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" 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mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>创建账号</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:%E7%94%A8%E6%88%B7%E7%99%BB%E5%BD%95&returnto=%E5%9C%86%E9%94%A5" title="建议你登录，尽管并非必须。[o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>登录</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> 未登录编辑者的页面 <a href="/wiki/Help:%E6%96%B0%E6%89%8B%E5%85%A5%E9%97%A8" aria-label="了解有关编辑的更多信息"><span>了解详情</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:%E6%88%91%E7%9A%84%E8%B4%A1%E7%8C%AE" title="来自此IP地址的编辑列表[y]" accesskey="y"><span>贡献</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:%E6%88%91%E7%9A%84%E8%AE%A8%E8%AE%BA%E9%A1%B5" title="对于来自此IP地址编辑的讨论[n]" accesskey="n"><span>讨论</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="站点"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="目录" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">目录</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">移至侧栏</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">隐藏</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">序言</div> </a> </li> <li id="toc-性质" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#性质"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>性质</span> </div> </a> <button aria-controls="toc-性质-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>开关性质子章节</span> </button> <ul id="toc-性质-sublist" class="vector-toc-list"> <li id="toc-体积" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#体积"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>体积</span> </div> </a> <ul id="toc-体积-sublist" class="vector-toc-list"> <li id="toc-母线" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#母线"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1.1</span> <span>母线</span> </div> </a> <ul id="toc-母线-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-表面积和侧面积" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#表面积和侧面积"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>表面积和侧面积</span> </div> </a> <ul id="toc-表面积和侧面积-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-重心" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#重心"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>重心</span> </div> </a> <ul id="toc-重心-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-参考资料" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#参考资料"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>参考资料</span> </div> </a> <ul id="toc-参考资料-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-參見" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#參見"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>參見</span> </div> </a> <ul id="toc-參見-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="目录" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="开关目录" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">开关目录</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">圆锥</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="前往另一种语言写成的文章。103种语言可用" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-103" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">103种语言</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Ke%C3%ABl" title="Keël – 南非荷兰语" lang="af" hreflang="af" data-title="Keël" data-language-autonym="Afrikaans" data-language-local-name="南非荷兰语" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%88%BE%E1%8C%A3%E1%8C%A3" title="ሾጣጣ – 阿姆哈拉语" lang="am" hreflang="am" data-title="ሾጣጣ" data-language-autonym="አማርኛ" data-language-local-name="阿姆哈拉语" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%85%D8%AE%D8%B1%D9%88%D8%B7" title="مخروط – 阿拉伯语" lang="ar" hreflang="ar" data-title="مخروط" data-language-autonym="العربية" data-language-local-name="阿拉伯语" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ay mw-list-item"><a href="https://ay.wikipedia.org/wiki/Pullu" title="Pullu – 艾马拉语" lang="ay" hreflang="ay" data-title="Pullu" data-language-autonym="Aymar aru" data-language-local-name="艾马拉语" class="interlanguage-link-target"><span>Aymar aru</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Konus" title="Konus – 阿塞拜疆语" lang="az" hreflang="az" data-title="Konus" data-language-autonym="Azərbaycanca" data-language-local-name="阿塞拜疆语" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%DA%A9%D9%88%D9%86%D9%88%D8%B3" title="کونوس – South Azerbaijani" lang="azb" hreflang="azb" data-title="کونوس" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/Kojong" title="Kojong – 巴厘语" lang="ban" hreflang="ban" data-title="Kojong" data-language-autonym="Basa Bali" data-language-local-name="巴厘语" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 白俄罗斯语" lang="be" hreflang="be" data-title="Конус" data-language-autonym="Беларуская" data-language-local-name="白俄罗斯语" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Конус" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 保加利亚语" lang="bg" hreflang="bg" data-title="Конус" data-language-autonym="Български" data-language-local-name="保加利亚语" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Kupa_(geometrija)" title="Kupa (geometrija) – 波斯尼亚语" lang="bs" hreflang="bs" data-title="Kupa (geometrija)" data-language-autonym="Bosanski" data-language-local-name="波斯尼亚语" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Con" title="Con – 加泰罗尼亚语" lang="ca" hreflang="ca" data-title="Con" data-language-autonym="Català" data-language-local-name="加泰罗尼亚语" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-chy mw-list-item"><a href="https://chy.wikipedia.org/wiki/Ts%C3%A9-%C3%A9%C5%A1k%C3%B4sa%27%C3%A9vetov%C3%A1to" title="Tsé-éškôsa'évetováto – 夏延语" lang="chy" hreflang="chy" data-title="Tsé-éškôsa'évetováto" data-language-autonym="Tsetsêhestâhese" data-language-local-name="夏延语" class="interlanguage-link-target"><span>Tsetsêhestâhese</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%82%D9%88%D9%88%DA%86%DB%95%DA%A9" title="قووچەک – 中库尔德语" lang="ckb" hreflang="ckb" data-title="قووچەک" data-language-autonym="کوردی" data-language-local-name="中库尔德语" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Ku%C5%BEel" title="Kužel – 捷克语" lang="cs" hreflang="cs" data-title="Kužel" data-language-autonym="Čeština" data-language-local-name="捷克语" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 楚瓦什语" lang="cv" hreflang="cv" data-title="Конус" data-language-autonym="Чӑвашла" data-language-local-name="楚瓦什语" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/C%C3%B4n" title="Côn – 威尔士语" lang="cy" hreflang="cy" data-title="Côn" data-language-autonym="Cymraeg" data-language-local-name="威尔士语" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Kegle_(geometri)" title="Kegle (geometri) – 丹麦语" lang="da" hreflang="da" data-title="Kegle (geometri)" data-language-autonym="Dansk" data-language-local-name="丹麦语" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Kegel_(Geometrie)" title="Kegel (Geometrie) – 德语" lang="de" hreflang="de" data-title="Kegel (Geometrie)" data-language-autonym="Deutsch" data-language-local-name="德语" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9A%CF%8E%CE%BD%CE%BF%CF%82" title="Κώνος – 希腊语" lang="el" hreflang="el" data-title="Κώνος" data-language-autonym="Ελληνικά" data-language-local-name="希腊语" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Cone" title="Cone – 英语" lang="en" hreflang="en" data-title="Cone" data-language-autonym="English" data-language-local-name="英语" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Konuso" title="Konuso – 世界语" lang="eo" hreflang="eo" data-title="Konuso" data-language-autonym="Esperanto" data-language-local-name="世界语" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Cono_(geometr%C3%ADa)" title="Cono (geometría) – 西班牙语" lang="es" hreflang="es" data-title="Cono (geometría)" data-language-autonym="Español" data-language-local-name="西班牙语" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Koonus" title="Koonus – 爱沙尼亚语" lang="et" hreflang="et" data-title="Koonus" data-language-autonym="Eesti" data-language-local-name="爱沙尼亚语" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Kono" title="Kono – 巴斯克语" lang="eu" hreflang="eu" data-title="Kono" data-language-autonym="Euskara" data-language-local-name="巴斯克语" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%85%D8%AE%D8%B1%D9%88%D8%B7" title="مخروط – 波斯语" lang="fa" hreflang="fa" data-title="مخروط" data-language-autonym="فارسی" data-language-local-name="波斯语" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Kartio" title="Kartio – 芬兰语" lang="fi" hreflang="fi" data-title="Kartio" data-language-autonym="Suomi" data-language-local-name="芬兰语" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/C%C3%B4ne_(g%C3%A9om%C3%A9trie)" title="Cône (géométrie) – 法语" lang="fr" hreflang="fr" data-title="Cône (géométrie)" data-language-autonym="Français" data-language-local-name="法语" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Keegel" title="Keegel – 北弗里西亚语" lang="frr" hreflang="frr" data-title="Keegel" data-language-autonym="Nordfriisk" data-language-local-name="北弗里西亚语" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/C%C3%B3n" title="Cón – 爱尔兰语" lang="ga" hreflang="ga" data-title="Cón" data-language-autonym="Gaeilge" data-language-local-name="爱尔兰语" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gan mw-list-item"><a href="https://gan.wikipedia.org/wiki/%E9%8C%90%E5%BD%A2" title="錐形 – 赣语" lang="gan" hreflang="gan" data-title="錐形" data-language-autonym="贛語" data-language-local-name="赣语" class="interlanguage-link-target"><span>贛語</span></a></li><li class="interlanguage-link interwiki-gcr mw-list-item"><a href="https://gcr.wikipedia.org/wiki/Konik" title="Konik – Guianan Creole" lang="gcr" hreflang="gcr" data-title="Konik" data-language-autonym="Kriyòl gwiyannen" data-language-local-name="Guianan Creole" class="interlanguage-link-target"><span>Kriyòl gwiyannen</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Cono" title="Cono – 加利西亚语" lang="gl" hreflang="gl" data-title="Cono" data-language-autonym="Galego" data-language-local-name="加利西亚语" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%B6%E0%AA%82%E0%AA%95%E0%AB%81" title="શંકુ – 古吉拉特语" lang="gu" hreflang="gu" data-title="શંકુ" data-language-autonym="ગુજરાતી" data-language-local-name="古吉拉特语" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%97%D7%A8%D7%95%D7%98" title="חרוט – 希伯来语" lang="he" hreflang="he" data-title="חרוט" data-language-autonym="עברית" data-language-local-name="希伯来语" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B6%E0%A4%82%E0%A4%95%E0%A5%81" title="शंकु – 印地语" lang="hi" hreflang="hi" data-title="शंकु" data-language-autonym="हिन्दी" data-language-local-name="印地语" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Sto%C5%BEac" title="Stožac – 克罗地亚语" lang="hr" hreflang="hr" data-title="Stožac" data-language-autonym="Hrvatski" data-language-local-name="克罗地亚语" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/K%C3%BAp" title="Kúp – 匈牙利语" lang="hu" hreflang="hu" data-title="Kúp" data-language-autonym="Magyar" data-language-local-name="匈牙利语" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%BF%D5%B8%D5%B6" title="Կոն – 亚美尼亚语" lang="hy" hreflang="hy" data-title="Կոն" data-language-autonym="Հայերեն" data-language-local-name="亚美尼亚语" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hyw mw-list-item"><a href="https://hyw.wikipedia.org/wiki/%D5%94%D5%B8%D5%B6" title="Քոն – Western Armenian" lang="hyw" hreflang="hyw" data-title="Քոն" data-language-autonym="Արեւմտահայերէն" data-language-local-name="Western Armenian" class="interlanguage-link-target"><span>Արեւմտահայերէն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Cono_(geometria)" title="Cono (geometria) – 国际语" lang="ia" hreflang="ia" data-title="Cono (geometria)" data-language-autonym="Interlingua" data-language-local-name="国际语" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Kerucut" title="Kerucut – 印度尼西亚语" lang="id" hreflang="id" data-title="Kerucut" data-language-autonym="Bahasa Indonesia" data-language-local-name="印度尼西亚语" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Keila_(r%C3%BAmfr%C3%A6%C3%B0i)" title="Keila (rúmfræði) – 冰岛语" lang="is" hreflang="is" data-title="Keila (rúmfræði)" data-language-autonym="Íslenska" data-language-local-name="冰岛语" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Cono" title="Cono – 意大利语" lang="it" hreflang="it" data-title="Cono" data-language-autonym="Italiano" data-language-local-name="意大利语" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%86%86%E9%8C%90" title="円錐 – 日语" lang="ja" hreflang="ja" data-title="円錐" data-language-autonym="日本語" data-language-local-name="日语" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Pasungan" title="Pasungan – 爪哇语" lang="jv" hreflang="jv" data-title="Pasungan" data-language-autonym="Jawa" data-language-local-name="爪哇语" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%99%E1%83%9D%E1%83%9C%E1%83%A3%E1%83%A1%E1%83%98" title="კონუსი – 格鲁吉亚语" lang="ka" hreflang="ka" data-title="კონუსი" data-language-autonym="ქართული" data-language-local-name="格鲁吉亚语" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Akawsar_(tusnakt)" title="Akawsar (tusnakt) – 卡拜尔语" lang="kab" hreflang="kab" data-title="Akawsar (tusnakt)" data-language-autonym="Taqbaylit" data-language-local-name="卡拜尔语" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 哈萨克语" lang="kk" hreflang="kk" data-title="Конус" data-language-autonym="Қазақша" data-language-local-name="哈萨克语" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-km mw-list-item"><a href="https://km.wikipedia.org/wiki/%E1%9E%80%E1%9F%84%E1%9E%93" title="កោន – 高棉语" lang="km" hreflang="km" data-title="កោន" data-language-autonym="ភាសាខ្មែរ" data-language-local-name="高棉语" class="interlanguage-link-target"><span>ភាសាខ្មែរ</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%B6%E0%B2%82%E0%B2%95%E0%B3%81" title="ಶಂಕು – 卡纳达语" lang="kn" hreflang="kn" data-title="ಶಂಕು" data-language-autonym="ಕನ್ನಡ" data-language-local-name="卡纳达语" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%9B%90%EB%BF%94" title="원뿔 – 韩语" lang="ko" hreflang="ko" data-title="원뿔" data-language-autonym="한국어" data-language-local-name="韩语" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 柯尔克孜语" lang="ky" hreflang="ky" data-title="Конус" data-language-autonym="Кыргызча" data-language-local-name="柯尔克孜语" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Conus" title="Conus – 拉丁语" lang="la" hreflang="la" data-title="Conus" data-language-autonym="Latina" data-language-local-name="拉丁语" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lfn mw-list-item"><a href="https://lfn.wikipedia.org/wiki/Cono" title="Cono – 新共同語言" lang="lfn" hreflang="lfn" data-title="Cono" data-language-autonym="Lingua Franca Nova" data-language-local-name="新共同語言" class="interlanguage-link-target"><span>Lingua Franca Nova</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/K%C5%ABgis" title="Kūgis – 立陶宛语" lang="lt" hreflang="lt" data-title="Kūgis" data-language-autonym="Lietuvių" data-language-local-name="立陶宛语" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Konuss" title="Konuss – 拉脱维亚语" lang="lv" hreflang="lv" data-title="Konuss" data-language-autonym="Latviešu" data-language-local-name="拉脱维亚语" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mdf mw-list-item"><a href="https://mdf.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81%D1%81%D1%8C" title="Конуссь – 莫克沙语" lang="mdf" hreflang="mdf" data-title="Конуссь" data-language-autonym="Мокшень" data-language-local-name="莫克沙语" class="interlanguage-link-target"><span>Мокшень</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Kitsoloha" title="Kitsoloha – 马拉加斯语" lang="mg" hreflang="mg" data-title="Kitsoloha" data-language-autonym="Malagasy" data-language-local-name="马拉加斯语" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 马其顿语" lang="mk" hreflang="mk" data-title="Конус" data-language-autonym="Македонски" data-language-local-name="马其顿语" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%B5%E0%B5%83%E0%B4%A4%E0%B5%8D%E0%B4%A4%E0%B4%B8%E0%B5%8D%E0%B4%A4%E0%B5%82%E0%B4%AA%E0%B4%BF%E0%B4%95" title="വൃത്തസ്തൂപിക – 马拉雅拉姆语" lang="ml" hreflang="ml" data-title="വൃത്തസ്തൂപിക" data-language-autonym="മലയാളം" data-language-local-name="马拉雅拉姆语" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 蒙古语" lang="mn" hreflang="mn" data-title="Конус" data-language-autonym="Монгол" data-language-local-name="蒙古语" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Kon" title="Kon – 马来语" lang="ms" hreflang="ms" data-title="Kon" data-language-autonym="Bahasa Melayu" data-language-local-name="马来语" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Kegel_(ruimtelijke_figuur)" title="Kegel (ruimtelijke figuur) – 荷兰语" lang="nl" hreflang="nl" data-title="Kegel (ruimtelijke figuur)" data-language-autonym="Nederlands" data-language-local-name="荷兰语" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Kjegle" title="Kjegle – 挪威尼诺斯克语" lang="nn" hreflang="nn" data-title="Kjegle" data-language-autonym="Norsk nynorsk" data-language-local-name="挪威尼诺斯克语" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Kjegle" title="Kjegle – 书面挪威语" lang="nb" hreflang="nb" data-title="Kjegle" data-language-autonym="Norsk bokmål" data-language-local-name="书面挪威语" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/C%C3%B2n" title="Còn – 奥克语" lang="oc" hreflang="oc" data-title="Còn" data-language-autonym="Occitan" data-language-local-name="奥克语" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Biilalee_(Koonii)" title="Biilalee (Koonii) – 奥罗莫语" lang="om" hreflang="om" data-title="Biilalee (Koonii)" data-language-autonym="Oromoo" data-language-local-name="奥罗莫语" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Sto%C5%BCek_(bry%C5%82a)" title="Stożek (bryła) – 波兰语" lang="pl" hreflang="pl" data-title="Stożek (bryła)" data-language-autonym="Polski" data-language-local-name="波兰语" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/C%C3%B2no" title="Còno – 皮埃蒙特文" lang="pms" hreflang="pms" data-title="Còno" data-language-autonym="Piemontèis" data-language-local-name="皮埃蒙特文" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D8%A8%D9%88%DA%A9%D8%B1" title="بوکر – 普什图语" lang="ps" hreflang="ps" data-title="بوکر" data-language-autonym="پښتو" data-language-local-name="普什图语" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Cone" title="Cone – 葡萄牙语" lang="pt" hreflang="pt" data-title="Cone" data-language-autonym="Português" data-language-local-name="葡萄牙语" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Chuqu" title="Chuqu – 克丘亚语" lang="qu" hreflang="qu" data-title="Chuqu" data-language-autonym="Runa Simi" data-language-local-name="克丘亚语" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Con" title="Con – 罗马尼亚语" lang="ro" hreflang="ro" data-title="Con" data-language-autonym="Română" data-language-local-name="罗马尼亚语" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 俄语" lang="ru" hreflang="ru" data-title="Конус" data-language-autonym="Русский" data-language-local-name="俄语" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Conu" title="Conu – 西西里语" lang="scn" hreflang="scn" data-title="Conu" data-language-autonym="Sicilianu" data-language-local-name="西西里语" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Sto%C5%BEac" title="Stožac – 塞尔维亚-克罗地亚语" lang="sh" hreflang="sh" data-title="Stožac" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="塞尔维亚-克罗地亚语" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%9A%E0%B7%9A%E0%B6%AD%E0%B7%94%E0%B7%80" title="කේතුව – 僧伽罗语" lang="si" hreflang="si" data-title="කේතුව" data-language-autonym="සිංහල" data-language-local-name="僧伽罗语" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Cone" title="Cone – Simple English" lang="en-simple" hreflang="en-simple" data-title="Cone" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Ku%C5%BEe%C4%BE" title="Kužeľ – 斯洛伐克语" lang="sk" hreflang="sk" data-title="Kužeľ" data-language-autonym="Slovenčina" data-language-local-name="斯洛伐克语" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Sto%C5%BEec" title="Stožec – 斯洛文尼亚语" lang="sl" hreflang="sl" data-title="Stožec" data-language-autonym="Slovenščina" data-language-local-name="斯洛文尼亚语" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sn mw-list-item"><a href="https://sn.wikipedia.org/wiki/Charaka" title="Charaka – 绍纳语" lang="sn" hreflang="sn" data-title="Charaka" data-language-autonym="ChiShona" data-language-local-name="绍纳语" class="interlanguage-link-target"><span>ChiShona</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Toobin" title="Toobin – 索马里语" lang="so" hreflang="so" data-title="Toobin" data-language-autonym="Soomaaliga" data-language-local-name="索马里语" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Koni" title="Koni – 阿尔巴尼亚语" lang="sq" hreflang="sq" data-title="Koni" data-language-autonym="Shqip" data-language-local-name="阿尔巴尼亚语" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9A%D1%83%D0%BF%D0%B0_(%D0%B3%D0%B5%D0%BE%D0%BC%D0%B5%D1%82%D1%80%D0%B8%D1%98%D0%B0)" title="Купа (геометрија) – 塞尔维亚语" lang="sr" hreflang="sr" data-title="Купа (геометрија)" data-language-autonym="Српски / srpski" data-language-local-name="塞尔维亚语" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Congcot" title="Congcot – 巽他语" lang="su" hreflang="su" data-title="Congcot" data-language-autonym="Sunda" data-language-local-name="巽他语" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Kon" title="Kon – 瑞典语" lang="sv" hreflang="sv" data-title="Kon" data-language-autonym="Svenska" data-language-local-name="瑞典语" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Pia" title="Pia – 斯瓦希里语" lang="sw" hreflang="sw" data-title="Pia" data-language-autonym="Kiswahili" data-language-local-name="斯瓦希里语" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AF%82%E0%AE%AE%E0%AF%8D%E0%AE%AA%E0%AF%81" title="கூம்பு – 泰米尔语" lang="ta" hreflang="ta" data-title="கூம்பு" data-language-autonym="தமிழ்" data-language-local-name="泰米尔语" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%B6%E0%B0%82%E0%B0%95%E0%B1%81%E0%B0%B5%E0%B1%81" title="శంకువు – 泰卢固语" lang="te" hreflang="te" data-title="శంకువు" data-language-autonym="తెలుగు" data-language-local-name="泰卢固语" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 塔吉克语" lang="tg" hreflang="tg" data-title="Конус" data-language-autonym="Тоҷикӣ" data-language-local-name="塔吉克语" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%97%E0%B8%A3%E0%B8%87%E0%B8%81%E0%B8%A3%E0%B8%A7%E0%B8%A2" title="ทรงกรวย – 泰语" lang="th" hreflang="th" data-title="ทรงกรวย" data-language-autonym="ไทย" data-language-local-name="泰语" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Balisuso" title="Balisuso – 他加禄语" lang="tl" hreflang="tl" data-title="Balisuso" data-language-autonym="Tagalog" data-language-local-name="他加禄语" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Koni" title="Koni – 土耳其语" lang="tr" hreflang="tr" data-title="Koni" data-language-autonym="Türkçe" data-language-local-name="土耳其语" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 鞑靼语" lang="tt" hreflang="tt" data-title="Конус" data-language-autonym="Татарча / tatarça" data-language-local-name="鞑靼语" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-tyv mw-list-item"><a href="https://tyv.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 图瓦语" lang="tyv" hreflang="tyv" data-title="Конус" data-language-autonym="Тыва дыл" data-language-local-name="图瓦语" class="interlanguage-link-target"><span>Тыва дыл</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BD%D1%83%D1%81" title="Конус – 乌克兰语" lang="uk" hreflang="uk" data-title="Конус" data-language-autonym="Українська" data-language-local-name="乌克兰语" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Konus" title="Konus – 乌兹别克语" lang="uz" hreflang="uz" data-title="Konus" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="乌兹别克语" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/M%E1%BA%B7t_n%C3%B3n" title="Mặt nón – 越南语" lang="vi" hreflang="vi" data-title="Mặt nón" data-language-autonym="Tiếng Việt" data-language-local-name="越南语" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Cono_(heyometriya)" title="Cono (heyometriya) – 瓦瑞语" lang="war" hreflang="war" data-title="Cono (heyometriya)" data-language-autonym="Winaray" data-language-local-name="瓦瑞语" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E5%9C%86%E9%94%A5" title="圆锥 – 吴语" lang="wuu" hreflang="wuu" data-title="圆锥" data-language-autonym="吴语" data-language-local-name="吴语" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%A7%D7%90%D7%A0%D7%95%D7%A1" title="קאנוס – 意第绪语" lang="yi" hreflang="yi" data-title="קאנוס" data-language-autonym="ייִדיש" data-language-local-name="意第绪语" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E5%9C%93%E9%8C%90" title="圓錐 – 粤语" lang="yue" hreflang="yue" data-title="圓錐" data-language-autonym="粵語" data-language-local-name="粤语" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q42344#sitelinks-wikipedia" title="编辑跨语言链接" class="wbc-editpage">编辑链接</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="命名空间"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/%E5%9C%86%E9%94%A5" title="浏览条目正文[c]" accesskey="c"><span>条目</span></a></li><li id="ca-talk" 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div.NavHead:not(.notheme)[style]{background:transparent!important}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox"><caption class="infobox-title"><style data-mw-deduplicate="TemplateStyles:r85009877">.mw-parser-output .hvanchor>:target~.hvanchor-text{display:initial}.mw-parser-output .hvanchor>:target~.svanchor-text,.mw-parser-output .hvanchor>:target~.svanchor-text .anchor-high-light,.mw-parser-output .hvanchor>:target~.hvanchor-text .anchor-high-light{background-color:#b1d2ff}.mw-parser-output .hvanchor-text{display:none}.mw-parser-output .hvanchor>:target~.ihvanchor-text{display:none}.mw-parser-output .ihvanchor-text{display:initial}</style><span class="hvanchor"><span class="anchor" id="圆锥資料"></span><span class="anchor" id="圆锥資料"></span><span class="svanchor-text">圆锥</span><span class="hvanchor-text"></span></span></caption><tbody><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:Cone_with_labeled_Radius,_Height,_Angle_and_Side.svg" class="mw-file-description" title="圆锥"><img alt="圆锥" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3d/Cone_with_labeled_Radius%2C_Height%2C_Angle_and_Side.svg/240px-Cone_with_labeled_Radius%2C_Height%2C_Angle_and_Side.svg.png" decoding="async" width="240" height="135" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3d/Cone_with_labeled_Radius%2C_Height%2C_Angle_and_Side.svg/360px-Cone_with_labeled_Radius%2C_Height%2C_Angle_and_Side.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3d/Cone_with_labeled_Radius%2C_Height%2C_Angle_and_Side.svg/480px-Cone_with_labeled_Radius%2C_Height%2C_Angle_and_Side.svg.png 2x" data-file-width="576" data-file-height="324" /></a></span><div class="infobox-caption">底面半徑為<i>r</i>、高為<i>h</i>、斜高為<i>c</i>、斜高與高的角為<i>θ</i>的圓錐</div></td></tr><tr><th scope="row" class="infobox-label" style="background:#f5ead0;;">類別</th><td class="infobox-data" style="">幾何體</td></tr><tr><th colspan="2" class="infobox-header" style="background:#e7dcc3;;">性質</th></tr><tr><th scope="row" class="infobox-label" style="background:#f5ead0;;"><a href="/wiki/%E8%A1%A8%E9%9D%A2%E7%A9%8D" title="表面積">表面積</a></th><td class="infobox-data" style=""><style data-mw-deduplicate="TemplateStyles:r58896141">.mw-parser-output .serif{font-family:Times,serif}</style><span class="serif"><span class="texhtml"><i><a href="/wiki/Pi" class="mw-redirect" title="Pi">π</a>r<sup>2</sup> + <a href="/wiki/Pi" class="mw-redirect" title="Pi">π</a>rl</i></span></span></td></tr><tr><th scope="row" class="infobox-label" style="background:#f5ead0;;"><a href="/wiki/%E9%AB%94%E7%A9%8D" class="mw-redirect" title="體積">體積</a></th><td class="infobox-data" style=""><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r58896141"><span class="serif"><span class="texhtml"><i>(<a href="/wiki/Pi" class="mw-redirect" title="Pi">π</a>r<sup>2</sup>h)/3</i></span></span></td></tr><tr><th colspan="2" class="infobox-header" style="background:#e7dcc3;;">組成與佈局</th></tr><tr><th scope="row" class="infobox-label" style="background:#f5ead0;;">面的種類</th><td class="infobox-data" style="">1個圓形底面<br />1個錐形曲面側面</td></tr><tr><td colspan="2" class="infobox-navbar"><style data-mw-deduplicate="TemplateStyles:r84265675">.mw-parser-output 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.hlist-hyphen li::after{content:" - ";font-weight:normal}.mw-parser-output .hlist-comma dd::after,.mw-parser-output .hlist-comma li::after{content:"、";font-weight:normal}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:"（"counter(listitem)"\a0 "}.mw-parser-output ul.cslist,.mw-parser-output ul.sslist{margin:0;padding:0;display:inline-block;list-style:none}.mw-parser-output .cslist li,.mw-parser-output .sslist li{margin:0;display:inline-block}.mw-parser-output .cslist li::after{content:"，"}.mw-parser-output .sslist li::after{content:"；"}.mw-parser-output .cslist li:last-child::after,.mw-parser-output .sslist li:last-child::after{content:none}</style><style data-mw-deduplicate="TemplateStyles:r84244141">.mw-parser-output .navbar{display:inline;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:110%;margin:0 8em}.mw-parser-output .navbar-ct-mini{font-size:110%;margin:0 5em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Infobox_polyhedron" title="Template:Infobox polyhedron"><abbr title="查看该模板">查</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Infobox_polyhedron" title="Template talk:Infobox polyhedron"><abbr title="讨论该模板">论</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:%E7%BC%96%E8%BE%91%E9%A1%B5%E9%9D%A2/Template:Infobox_polyhedron" title="Special:编辑页面/Template:Infobox polyhedron"><abbr title="编辑该模板">编</abbr></a></li></ul></div></td></tr></tbody></table> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Cone_(geometry).svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/75/Cone_%28geometry%29.svg/162px-Cone_%28geometry%29.svg.png" decoding="async" width="162" height="290" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/75/Cone_%28geometry%29.svg/243px-Cone_%28geometry%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/75/Cone_%28geometry%29.svg/324px-Cone_%28geometry%29.svg.png 2x" data-file-width="201" data-file-height="360" /></a><figcaption>一个直圆锥</figcaption></figure> <figure typeof="mw:File/Thumb"><a href="/wiki/File:Cone_3d.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Cone_3d.png/300px-Cone_3d.png" decoding="async" width="300" height="150" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Cone_3d.png/450px-Cone_3d.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Cone_3d.png/600px-Cone_3d.png 2x" data-file-width="913" data-file-height="458" /></a><figcaption>一個直角錐和一個斜角錐</figcaption></figure> <p><b>圓錐</b>也称为<b>圆锥体</b>，是一种<a href="/wiki/%E4%B8%89%E7%BB%B4%E7%A9%BA%E9%97%B4" class="mw-redirect" title="三维空间">三维</a>幾何體，是<a href="/wiki/%E5%B9%B3%E9%9D%A2_(%E6%95%B0%E5%AD%A6)" title="平面 (数学)">平面</a>上一个<a href="/wiki/%E5%9C%86" title="圆">圆</a>以及它的所有<a href="/wiki/%E5%88%87%E7%BA%BF" title="切线">切线</a>和平面外的一个定点确定的平面围成的形体。圆形被稱为圆锥的<b>底面</b>，平面外的定点稱为圆锥的<b>頂點</b>或<b>尖端</b>，<a href="/wiki/%E9%A0%82%E9%BB%9E_(%E5%B9%BE%E4%BD%95)" title="頂點 (幾何)">顶点</a>到底面所在平面的距离称为圆锥的高。通常“圆锥”一词用来指代<b>正圆锥</b>，也就是圆锥顶点在底面的投影是圆心时的情况。正圆锥可以定义为一個<a href="/wiki/%E7%9B%B4%E8%A7%92%E4%B8%89%E8%A7%92%E5%BD%A2" title="直角三角形">直角三角形</a>绕其中一條<a href="/wiki/%E7%9B%B4%E8%A7%92%E9%82%8A" title="直角邊">直角邊</a>旋轉一周得到的几何体，这个直角三角形的<a href="/wiki/%E6%96%9C%E9%82%8A" title="斜邊">斜边</a>称为圆锥的<b>母线</b>。顶点在底面的投影不在圆心，这样的圆锥称为<b>斜圆锥</b>。正圆锥可以由平面截<a href="/w/index.php?title=%E5%9C%86%E9%94%A5%E9%9D%A2&action=edit&redlink=1" class="new" title="圆锥面（页面不存在）">圆锥面</a>得到，斜圆锥则不能。倾斜平面截取圆锥面得到的几何形体叫做<b>椭圆锥</b>。 </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="性质"><span id=".E6.80.A7.E8.B4.A8"></span>性质</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%9C%86%E9%94%A5&action=edit&section=1" title="编辑章节：性质"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>正圆锥是基本的<a href="/wiki/%E6%97%8B%E8%BD%AC%E4%BD%93" title="旋转体">旋转体</a>之一，由直角三角形以其中一条直角边所在的直线为旋转轴进行旋转得到。三角形的斜边长称为圆锥的<b>母线</b>。 </p> <div class="mw-heading mw-heading3"><h3 id="体积"><span id=".E4.BD.93.E7.A7.AF"></span>体积</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%9C%86%E9%94%A5&action=edit&section=2" title="编辑章节：体积"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>設圆锥的底面圓<a href="/wiki/%E5%8D%8A%E5%BE%91" class="mw-redirect" title="半徑">半徑</a>为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle r}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>r</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle r}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0d1ecb613aa2984f0576f70f86650b7c2a132538" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.049ex; height:1.676ex;" alt="{\displaystyle r}"></span>，圆锥的高为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle h}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>h</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle h}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/b26be3e694314bc90c3215047e4a2010c6ee184a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.339ex; height:2.176ex;" alt="{\displaystyle h}"></span>，底面圆面积为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle S}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>S</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle S}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/4611d85173cd3b508e67077d4a1252c9c05abca2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.499ex; height:2.176ex;" alt="{\displaystyle S}"></span>，体积为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle V}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>V</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle V}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/af0f6064540e84211d0ffe4dac72098adfa52845" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.787ex; height:2.176ex;" alt="{\displaystyle V}"></span>，那么圆锥体的体积可以通过以下公式计算： </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle V={\frac {1}{3}}Sh={\frac {1}{3}}\pi r^{2}h.}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>V</mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mn>1</mn> <mn>3</mn> </mfrac> </mrow> <mi>S</mi> <mi>h</mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mn>1</mn> <mn>3</mn> </mfrac> </mrow> <mi>π</mi> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mi>h</mi> <mo>.</mo> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle V={\frac {1}{3}}Sh={\frac {1}{3}}\pi r^{2}h.}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/1ce22287734ceba2c352deeb22eaaf5612993b1a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.838ex; width:20.24ex; height:5.176ex;" alt="{\displaystyle V={\frac {1}{3}}Sh={\frac {1}{3}}\pi r^{2}h.}"></span></dd></dl> <p>其中底面圆面积：<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle S=\pi r^{2}.}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>S</mi> <mo>=</mo> <mi>π</mi> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>.</mo> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle S=\pi r^{2}.}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/000323f04f75124990df48fa2cf0dc97a680b6e8" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:8.679ex; height:2.676ex;" alt="{\displaystyle S=\pi r^{2}.}"></span> </p><p>圆锥的体积公式可以从<a href="/wiki/%E7%A5%96%E6%9A%85%E5%8E%9F%E7%90%86" title="祖暅原理">祖暅原理</a>推出。祖暅原理说明，如果两个高度相同的立体形体在所有等高截面上面积都相等，那么它们体积相等。以圆锥底面为基准面，放置一个底面积为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \pi r^{2}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>π</mi> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \pi r^{2}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/cd37db3982ad4e1157dcf8ddbfb280e7bae3b192" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:3.435ex; height:2.676ex;" alt="{\displaystyle \pi r^{2}}"></span>的正方锥，那么，在任何的高度<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle 0\leq x\leq h}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mn>0</mn> <mo>≤</mo> <mi>x</mi> <mo>≤</mo> <mi>h</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle 0\leq x\leq h}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/92c089f4699a53196125e895b54affc5e8748bd4" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:10.028ex; height:2.343ex;" alt="{\displaystyle 0\leq x\leq h}"></span>上，与基准面平行的平面截圆锥的截面面积都等于截正方锥的截面面积。所以圆锥的体积等于正方锥的体积，也就是<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\frac {1}{3}}\pi r^{2}h}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mn>1</mn> <mn>3</mn> </mfrac> </mrow> <mi>π</mi> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mi>h</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\frac {1}{3}}\pi r^{2}h}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6d2006a2f5533ecd0dce30332eba227da86b7404" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.838ex; width:6.772ex; height:5.176ex;" alt="{\displaystyle {\frac {1}{3}}\pi r^{2}h}"></span>。<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>另外，用现代的<a href="/wiki/%E5%AE%9A%E7%A7%AF%E5%88%86" class="mw-redirect" title="定积分">定积分</a>方法也可以直接计算圆锥的体积公式，方法如下： </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\begin{aligned}V&=\pi \int \left({\sqrt {x^{2}+y^{2}}}\right)^{2}\,\mathrm {d} z&=\pi \int _{0}^{h}\left[{\frac {\left(h-z\right)r}{h}}\right]^{2}\,\mathrm {d} z&={\frac {1}{3}}\pi r^{2}h\end{aligned}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mtable columnalign="right left right left right left right left right left right left" rowspacing="3pt" columnspacing="0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em" displaystyle="true"> <mtr> <mtd> <mi>V</mi> </mtd> <mtd> <mi></mi> <mo>=</mo> <mi>π</mi> <mo>∫</mo> <msup> <mrow> <mo>(</mo> <mrow class="MJX-TeXAtom-ORD"> <msqrt> <msup> <mi>x</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>+</mo> <msup> <mi>y</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </msqrt> </mrow> <mo>)</mo> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mspace width="thinmathspace" /> <mrow class="MJX-TeXAtom-ORD"> <mi mathvariant="normal">d</mi> </mrow> <mi>z</mi> </mtd> <mtd> <mo>=</mo> <mi>π</mi> <msubsup> <mo>∫</mo> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mi>h</mi> </mrow> </msubsup> <msup> <mrow> <mo>[</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <mrow> <mo>(</mo> <mrow> <mi>h</mi> <mo>−</mo> <mi>z</mi> </mrow> <mo>)</mo> </mrow> <mi>r</mi> </mrow> <mi>h</mi> </mfrac> </mrow> <mo>]</mo> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mspace width="thinmathspace" /> <mrow class="MJX-TeXAtom-ORD"> <mi mathvariant="normal">d</mi> </mrow> <mi>z</mi> </mtd> <mtd> <mi></mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mn>1</mn> <mn>3</mn> </mfrac> </mrow> <mi>π</mi> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mi>h</mi> </mtd> </mtr> </mtable> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\begin{aligned}V&=\pi \int \left({\sqrt {x^{2}+y^{2}}}\right)^{2}\,\mathrm {d} z&=\pi \int _{0}^{h}\left[{\frac {\left(h-z\right)r}{h}}\right]^{2}\,\mathrm {d} z&={\frac {1}{3}}\pi r^{2}h\end{aligned}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/34fd23a67ef6098e73ac1828cbff61c66684cef4" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.838ex; width:65.287ex; height:6.843ex;" alt="{\displaystyle {\begin{aligned}V&=\pi \int \left({\sqrt {x^{2}+y^{2}}}\right)^{2}\,\mathrm {d} z&=\pi \int _{0}^{h}\left[{\frac {\left(h-z\right)r}{h}}\right]^{2}\,\mathrm {d} z&={\frac {1}{3}}\pi r^{2}h\end{aligned}}}"></span></dd></dl> <div class="mw-heading mw-heading4"><h4 id="母线"><span id=".E6.AF.8D.E7.BA.BF"></span>母线</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%9C%86%E9%94%A5&action=edit&section=3" title="编辑章节：母线"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a class="mw-selflink selflink">圓錐</a>的母线是一條從<a href="/wiki/%E5%9C%93" class="mw-redirect" title="圓">圓</a>上的任何一點到錐體的頂點的直線，可被表達成<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\sqrt {r^{2}+h^{2}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msqrt> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>+</mo> <msup> <mi>h</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </msqrt> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\sqrt {r^{2}+h^{2}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/97c4fed1ecfaead926d51fd4b71343adc10e1fc8" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:9.66ex; height:3.509ex;" alt="{\displaystyle {\sqrt {r^{2}+h^{2}}}}"></span>，其中 <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle r}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>r</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle r}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0d1ecb613aa2984f0576f70f86650b7c2a132538" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.049ex; height:1.676ex;" alt="{\displaystyle r}"></span> 是圓錐底部的<a href="/wiki/%E5%8D%8A%E5%BE%91" class="mw-redirect" title="半徑">半徑</a>，<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle h}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>h</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle h}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/b26be3e694314bc90c3215047e4a2010c6ee184a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.339ex; height:2.176ex;" alt="{\displaystyle h}"></span> 是圓錐的高度。這可以由<a href="/wiki/%E5%8B%BE%E8%82%A1%E5%AE%9A%E7%90%86" title="勾股定理">勾股定理</a>證明。 </p> <div class="mw-heading mw-heading3"><h3 id="表面积和侧面积"><span id=".E8.A1.A8.E9.9D.A2.E7.A7.AF.E5.92.8C.E4.BE.A7.E9.9D.A2.E7.A7.AF"></span>表面积和侧面积</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%9C%86%E9%94%A5&action=edit&section=4" title="编辑章节：表面积和侧面积"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>正圆锥的侧面可以展开为平面上的一个<a href="/wiki/%E6%89%87%E5%BD%A2" title="扇形">扇形</a>。这个扇形所在的圆半径就是圆锥的母线，对应的圆弧长为底部圆形的周长。设圆锥的母线为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle l}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>l</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle l}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/829091f745070b9eb97a80244129025440a1cfac" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:0.693ex; height:2.176ex;" alt="{\displaystyle l}"></span>，斜高可以表示为：<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle l={\sqrt {r^{2}+h^{2}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>l</mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <msqrt> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>+</mo> <msup> <mi>h</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </msqrt> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle l={\sqrt {r^{2}+h^{2}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/c6e5a331d06bf6468badffc00d40b7e817676cfd" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:13.452ex; height:3.509ex;" alt="{\displaystyle l={\sqrt {r^{2}+h^{2}}}}"></span>。设圆锥的表<a href="/wiki/%E9%9D%A2%E7%A9%8D" class="mw-redirect" title="面積">面積</a>为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle S_{t}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>S</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>t</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle S_{t}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/7e2391e6e796fbf718be3828080775ac2ac3d3d4" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.251ex; height:2.509ex;" alt="{\displaystyle S_{t}}"></span>，侧面积为<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle S_{c}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>S</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>c</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle S_{c}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/5c9f8b4d1ecb693aefb3372c33479d00103085d2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.369ex; height:2.509ex;" alt="{\displaystyle S_{c}}"></span>，侧面积（也就是扇形的面积）可以用以下公式计算： </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle S_{c}=\pi rl=\pi r{\sqrt {r^{2}+h^{2}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>S</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>c</mi> </mrow> </msub> <mo>=</mo> <mi>π</mi> <mi>r</mi> <mi>l</mi> <mo>=</mo> <mi>π</mi> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <msqrt> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>+</mo> <msup> <mi>h</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </msqrt> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle S_{c}=\pi rl=\pi r{\sqrt {r^{2}+h^{2}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/19d4afebf58eae7bece9f661410fc930dbd643fb" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:23.681ex; height:3.509ex;" alt="{\displaystyle S_{c}=\pi rl=\pi r{\sqrt {r^{2}+h^{2}}}}"></span></dd></dl> <p>表面积等于侧面积与底面圆面积的和，也就是： </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle S_{t}=S+S_{c}=\pi r^{2}+\pi rl=\pi r(r+l)=\pi r\left(r+{\sqrt {r^{2}+h^{2}}}\right).}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>S</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>t</mi> </mrow> </msub> <mo>=</mo> <mi>S</mi> <mo>+</mo> <msub> <mi>S</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>c</mi> </mrow> </msub> <mo>=</mo> <mi>π</mi> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>+</mo> <mi>π</mi> <mi>r</mi> <mi>l</mi> <mo>=</mo> <mi>π</mi> <mi>r</mi> <mo stretchy="false">(</mo> <mi>r</mi> <mo>+</mo> <mi>l</mi> <mo stretchy="false">)</mo> <mo>=</mo> <mi>π</mi> <mi>r</mi> <mrow> <mo>(</mo> <mrow> <mi>r</mi> <mo>+</mo> <mrow class="MJX-TeXAtom-ORD"> <msqrt> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>+</mo> <msup> <mi>h</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </msqrt> </mrow> </mrow> <mo>)</mo> </mrow> <mo>.</mo> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle S_{t}=S+S_{c}=\pi r^{2}+\pi rl=\pi r(r+l)=\pi r\left(r+{\sqrt {r^{2}+h^{2}}}\right).}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/be8499d267cbf58710218a47c18488bfd3230985" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.838ex; width:59.601ex; height:4.843ex;" alt="{\displaystyle S_{t}=S+S_{c}=\pi r^{2}+\pi rl=\pi r(r+l)=\pi r\left(r+{\sqrt {r^{2}+h^{2}}}\right).}"></span></dd></dl> <div class="mw-heading mw-heading3"><h3 id="重心"><span id=".E9.87.8D.E5.BF.83"></span>重心</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%9C%86%E9%94%A5&action=edit&section=5" title="编辑章节：重心"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>一个实心且质地均匀的正圆锥的重心在其底面与<a href="/wiki/%E9%A0%82%E9%BB%9E_(%E5%B9%BE%E4%BD%95)" title="頂點 (幾何)">顶点</a>连线上，位于顶点下<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\frac {3}{4}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mn>3</mn> <mn>4</mn> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\frac {3}{4}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/7572f1241ec7c2f9311985bc3dfb0b7d6f491e44" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.838ex; width:1.999ex; height:5.176ex;" alt="{\displaystyle {\frac {3}{4}}}"></span>处。 </p> <div class="mw-heading mw-heading2"><h2 id="参考资料"><span id=".E5.8F.82.E8.80.83.E8.B5.84.E6.96.99"></span>参考资料</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%9C%86%E9%94%A5&action=edit&section=6" title="编辑章节：参考资料"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="reflist" style="list-style-type: decimal;"> <ol class="references"> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><cite class="citation web"><a rel="nofollow" class="external text" href="http://www.cnki.com.cn/Article/CJFDTotal-SXTB199009011.htm">应用祖暅原理求圆锥曲线绕轴旋转所得旋转体的体积</a>. <span class="reference-accessdate"> [<span class="nowrap">2013-10-09</span>]</span>. （原始内容<a rel="nofollow" class="external text" href="https://web.archive.org/web/20140221000436/http://www.cnki.com.cn/Article/CJFDTotal-SXTB199009011.htm">存档</a>于2014-02-21）.</cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fzh.wikipedia.org%3A%E5%9C%86%E9%94%A5&rft.btitle=%E5%BA%94%E7%94%A8%E7%A5%96%E6%9A%85%E5%8E%9F%E7%90%86%E6%B1%82%E5%9C%86%E9%94%A5%E6%9B%B2%E7%BA%BF%E7%BB%95%E8%BD%B4%E6%97%8B%E8%BD%AC%E6%89%80%E5%BE%97%E6%97%8B%E8%BD%AC%E4%BD%93%E7%9A%84%E4%BD%93%E7%A7%AF&rft.genre=unknown&rft_id=http%3A%2F%2Fwww.cnki.com.cn%2FArticle%2FCJFDTotal-SXTB199009011.htm&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook" class="Z3988"><span style="display:none;"> </span></span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="參見"><span id=".E5.8F.83.E8.A6.8B"></span>參見</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%9C%86%E9%94%A5&action=edit&section=7" title="编辑章节：參見"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/%E6%A3%B1%E9%94%A5" title="棱锥">棱錐</a>：底面不同</li> <li><a href="/wiki/%E5%9C%86%E6%9F%B1" class="mw-redirect" title="圆柱">圓柱</a>：頂面不同</li></ul> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r84265675"><style data-mw-deduplicate="TemplateStyles:r84261037">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow{text-align:center;padding-left:1em;padding-right:1em}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background-color:#fdfdfd}.mw-parser-output .navbox-list{border-color:#fdfdfd}.mw-parser-output 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title="螺线">螺线</a>（<a href="/wiki/%E9%98%BF%E5%9F%BA%E7%B1%B3%E5%BE%B7%E8%9E%BA%E7%BA%BF" title="阿基米德螺线">阿基米德螺线</a>、<a href="/wiki/%E7%AD%89%E8%A7%92%E8%9E%BA%E7%BA%BF" title="等角螺线">等角螺线</a>……）</li> <li><a href="/wiki/%E6%91%86%E7%BA%BF" title="摆线">摆线</a>（<a href="/wiki/%E6%9C%80%E9%80%9F%E9%99%8D%E7%B7%9A%E5%95%8F%E9%A1%8C" title="最速降線問題">最速降線問題</a>）</li> <li><a href="/wiki/%E6%82%AC%E9%93%BE%E7%BA%BF" title="悬链线">悬链线</a></li> <li><a href="/wiki/%E6%9B%B3%E7%89%A9%E7%BA%BF" title="曳物线">曳物线</a></li> <li><a href="/wiki/%E6%BC%B8%E4%BC%B8%E7%B7%9A" title="漸伸線">漸開線</a></li> <li><a href="/wiki/%E6%B8%90%E5%B1%88%E7%BA%BF" title="渐屈线">渐屈线</a></li> <li><a href="/wiki/%E6%B8%90%E8%BF%91%E7%BA%BF" title="渐近线">渐近线</a></li> <li><a href="/wiki/%E6%B5%8B%E5%9C%B0%E7%BA%BF" title="测地线">测地线</a></li> <li><a href="/wiki/%E9%82%8A_(%E5%B9%BE%E4%BD%95)" title="邊 (幾何)">邊</a></li> <li><a href="/wiki/%E5%91%A8%E9%95%BF" title="周长">周界</a></li> <li><a href="/wiki/%E5%BC%A6_(%E5%B9%BE%E4%BD%95)" title="弦 (幾何)">弦</a></li> <li><a href="/wiki/%E5%BC%A7" title="弧">弧</a></li> <li><a href="/wiki/%E7%9F%A2_(%E5%B9%BE%E4%BD%95)" title="矢 (幾何)">矢</a></li> <li><a href="/wiki/%E5%9E%82%E7%9B%B4%E5%B9%B3%E5%88%86%E7%B7%9A" title="垂直平分線">垂直平分線</a></li> <li><a href="/wiki/%E4%BB%A3%E6%95%B8%E6%9B%B2%E7%B7%9A" title="代數曲線">代數曲線</a></li> <li><a href="/wiki/%E6%A4%AD%E5%9C%86%E6%9B%B2%E7%BA%BF" title="椭圆曲线">椭圆曲线</a></li> <li><a href="/wiki/%E8%B6%85%E6%A9%A2%E5%9C%93" title="超橢圓">超橢圓</a></li> <li><a href="/wiki/%E6%98%9F%E5%BD%A2%E7%BA%BF" title="星形线">星形线</a></li> <li><a href="/wiki/%E4%B8%89%E5%B0%96%E7%93%A3%E7%BA%BF" title="三尖瓣线">三尖瓣线</a></li> <li><a href="/wiki/%E6%96%B9%E5%9C%93%E5%BD%A2" title="方圓形">方圓形</a></li> <li><a href="/wiki/%E5%8B%92%E6%B4%9B%E4%B8%89%E8%A7%92%E5%BD%A2" title="勒洛三角形">勒洛三角形</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;"><a href="/wiki/%E5%B9%B3%E9%9D%A2_(%E6%95%B0%E5%AD%A6)" title="平面 (数学)">平面</a>圖形</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E5%9C%86" title="圆">圆</a>（<a href="/wiki/%E5%B9%BF%E4%B9%89%E5%9C%86" title="广义圆">广义圆</a>）</li> <li><a href="/wiki/%E6%A4%AD%E5%9C%86" title="椭圆">椭圆</a></li> <li><a href="/wiki/%E6%89%87%E5%BD%A2" title="扇形">扇形</a></li> <li><a href="/wiki/%E5%BC%93%E5%BD%A2" title="弓形">弓形</a></li> <li><a href="/wiki/%E7%8E%AF%E5%BD%A2" title="环形">环形</a></li> <li><a href="/wiki/%E5%A4%9A%E8%BE%B9%E5%BD%A2" title="多边形">多边形</a></li> <li><a href="/wiki/%E4%B8%89%E8%A7%92%E5%BD%A2" title="三角形">三角形</a></li> <li><a href="/wiki/%E5%9B%9B%E9%82%8A%E5%BD%A2" title="四邊形">四邊形</a></li> <li><a href="/wiki/%E4%BA%94%E8%BE%B9%E5%BD%A2" title="五边形">五边形</a></li> <li><a href="/wiki/%E5%85%AD%E8%BE%B9%E5%BD%A2" title="六边形">六边形</a></li> <li><a href="/wiki/%E5%A4%9A%E8%BE%B9%E5%BD%A2" title="多边形">多边形</a></li> <li><a href="/wiki/%E6%AD%A3%E5%A4%9A%E8%BE%B9%E5%BD%A2" title="正多边形">正多边形</a></li> <li><a href="/wiki/%E6%A2%AF%E5%BD%A2" title="梯形">梯形</a></li> <li><a href="/wiki/%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2" title="平行四边形">平行四边形</a></li> <li><a href="/wiki/%E8%8F%B1%E5%BD%A2" title="菱形">菱形</a></li> <li><a href="/wiki/%E7%9F%A9%E5%BD%A2" title="矩形">矩形</a></li> <li><a href="/wiki/%E6%AD%A3%E6%96%B9%E5%BD%A2" title="正方形">正方形</a></li> <li><a href="/wiki/%E9%B7%82%E5%BD%A2" title="鷂形">鷂形</a></li> <li><a href="/wiki/%E5%8D%B5%E5%BD%A2%E7%BA%BF" title="卵形线">卵形线</a></li> <li><a href="/wiki/%E7%B4%A1%E9%8C%98%E5%BD%A2" title="紡錘形">梭形</a></li> <li><a href="/wiki/%E6%98%9F%E5%BD%A2%E5%A4%9A%E9%82%8A%E5%BD%A2" title="星形多邊形">星形</a></li> <li><a href="/wiki/%E4%BA%94%E8%A7%92%E6%98%9F" title="五角星">五角星</a></li> <li><a href="/wiki/%E5%85%AD%E8%A7%92%E6%98%9F" title="六角星">六角星</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;"><a href="/wiki/%E4%B8%89%E7%B6%AD%E7%A9%BA%E9%96%93" title="三維空間">立體</a>圖形</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E5%A4%9A%E9%9D%A2%E4%BD%93" title="多面体">多面体</a></li> <li><a href="/wiki/%E6%9F%8F%E6%8B%89%E5%9C%96%E7%AB%8B%E9%AB%94" title="柏拉圖立體">正多面體</a></li> <li><a href="/wiki/%E5%9B%9B%E9%9D%A2%E9%AB%94" title="四面體">四面體</a></li> <li><a href="/wiki/%E9%95%B7%E6%96%B9%E9%AB%94" title="長方體">長方體</a></li> <li><a href="/wiki/%E7%AB%8B%E6%96%B9%E9%AB%94" title="立方體">立方體</a></li> <li><a href="/wiki/%E5%B9%B3%E8%A1%8C%E5%85%AD%E9%9D%A2%E4%BD%93" title="平行六面体">平行六面体</a></li> <li><a href="/wiki/%E6%A3%B1%E6%9F%B1" title="棱柱">棱柱</a></li> <li><a href="/wiki/%E5%8F%8D%E6%A3%B1%E6%9F%B1" title="反棱柱">反棱柱</a></li> <li><a href="/wiki/%E6%A3%B1%E9%94%A5" title="棱锥">棱锥</a></li> <li><a href="/wiki/%E9%94%A5%E5%8F%B0" title="锥台">棱台</a></li> <li><a href="/wiki/%E5%9C%86%E6%9F%B1%E4%BD%93" title="圆柱体">圆柱体</a></li> <li><a class="mw-selflink selflink">圆锥</a></li> <li><a href="/wiki/%E5%9C%86%E5%8F%B0" title="圆台">圆台</a></li> <li><a href="/wiki/%E6%A4%AD%E7%90%83" title="椭球">椭球</a>（<a href="/wiki/%E9%A1%9E%E7%90%83%E9%9D%A2" title="類球面">長球體</a>、<a href="/wiki/%E9%A1%9E%E7%90%83%E9%9D%A2" title="類球面">扁球體</a>）</li> <li><a href="/wiki/%E7%90%83_(%E6%95%B0%E5%AD%A6)" title="球 (数学)">球體</a></li> <li><a href="/wiki/%E7%90%83%E7%BC%BA" title="球缺">球缺</a></li> <li><a href="/wiki/%E7%90%83%E5%86%A0" title="球冠">球冠</a></li> <li><a href="/wiki/%E7%90%83%E5%8F%B0" title="球台">球台</a></li> <li><a href="/wiki/%E9%9B%A2%E5%BF%83%E7%8E%87" title="離心率">準線</a></li> <li><a href="/w/index.php?title=%E6%AF%8D%E7%BA%BF_(%E5%87%A0%E4%BD%95)&action=edit&redlink=1" class="new" title="母线 (几何)（页面不存在）">母線</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;"><a href="/wiki/%E6%9B%B2%E9%9D%A2" title="曲面">曲面</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E4%BA%8C%E6%AC%A1%E6%9B%B2%E9%9D%A2" title="二次曲面">二次曲面</a></li> <li><a href="/wiki/%E6%97%8B%E8%BD%89%E6%9B%B2%E9%9D%A2" title="旋轉曲面">旋轉曲面</a></li> <li><a href="/wiki/%E6%8A%9B%E7%89%A9%E9%9D%A2" title="抛物面">抛物面</a></li> <li><a href="/wiki/%E9%9B%99%E6%9B%B2%E9%9D%A2" title="雙曲面">雙曲面</a></li> <li><a href="/w/index.php?title=%E9%A9%AC%E9%9E%8D%E9%9D%A2&action=edit&redlink=1" class="new" title="马鞍面（页面不存在）">马鞍面</a></li> <li><a href="/wiki/%E7%90%83%E9%9D%A2" title="球面">球面</a></li> <li><a href="/wiki/%E6%A4%AD%E7%90%83" title="椭球">橢球面</a></li> <li><a href="/wiki/%E9%A1%9E%E7%90%83%E9%9D%A2" title="類球面">類球面</a></li> <li><a href="/wiki/%E7%8E%AF%E9%9D%A2" title="环面">环面</a></li> <li><a href="/wiki/%E8%8E%AB%E6%AF%94%E4%B9%8C%E6%96%AF%E5%B8%A6" title="莫比乌斯带">莫比乌斯带</a></li> <li><a href="/wiki/%E6%B5%81%E5%BD%A2" title="流形">流形</a></li> <li><a href="/wiki/%E9%BB%8E%E6%9B%BC%E6%9B%B2%E9%9D%A2" title="黎曼曲面">黎曼曲面</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;">高維空間</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E8%B6%85%E5%B9%B3%E9%9D%A2" title="超平面">超平面</a></li> <li><a href="/wiki/%E7%B6%AD%E9%9D%A2" title="維面">超面</a></li> <li><a href="/wiki/%E8%B6%85%E6%9B%B2%E9%9D%A2" title="超曲面">超曲面</a></li> <li><a href="/wiki/%E8%83%9E_(%E7%B5%90%E6%A7%8B)" title="胞 (結構)">胞</a></li> <li><a href="/wiki/%E5%A4%9A%E8%83%9E%E5%BD%A2" title="多胞形">多胞形</a></li> <li><a href="/wiki/%E8%B6%85%E7%90%83%E9%9D%A2" title="超球面">超球體</a></li> <li><a href="/wiki/%E8%B6%85%E6%96%B9%E5%BD%A2" title="超方形">超方形</a></li> <li><a href="/wiki/%E5%9B%9B%E7%B6%AD%E8%B6%85%E6%AD%A3%E6%96%B9%E9%AB%94" title="四維超正方體">超立方體</a></li> <li><a href="/wiki/%E5%85%8B%E8%8E%B1%E5%9B%A0%E7%93%B6" title="克莱因瓶">克莱因瓶</a></li> <li><a href="/wiki/%E5%9B%9B%E7%B6%AD%E6%9F%B1%E9%AB%94%E6%9F%B1" title="四維柱體柱">四維柱體柱</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;">圖形關係</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E7%9B%B8%E4%BC%BC_(%E5%B9%BE%E4%BD%95)" title="相似 (幾何)">相似</a></li> <li><a href="/wiki/%E5%85%A8%E7%AD%89" title="全等">全等</a></li> <li><a href="/wiki/%E5%B0%8D%E7%A8%B1" title="對稱">對稱</a></li> <li><a href="/wiki/%E5%B9%B3%E8%A1%8C" title="平行">平行</a></li> <li><a href="/wiki/%E5%9E%82%E7%9B%B4" title="垂直">垂直</a></li> <li><a href="/wiki/%E7%9B%B8%E4%BA%A4" title="相交">相交</a></li> <li><a href="/wiki/%E5%88%87%E7%BA%BF" title="切线">相切</a></li> <li><a href="/w/index.php?title=%E7%9B%B8%E9%9B%A2&action=edit&redlink=1" class="new" title="相離（页面不存在）">相離</a></li> <li><a href="/wiki/%E9%95%9C%E5%83%8F_(%E5%87%A0%E4%BD%95)" title="镜像 (几何)">镜像</a></li> <li><a href="/wiki/%E6%97%8B%E8%BD%AC" title="旋转">旋转</a></li> <li><a href="/wiki/%E5%8F%8D%E6%BC%94" title="反演">反演</a></li> <li><a href="/wiki/%E6%88%AA%E9%9D%A2_(%E5%B9%BE%E4%BD%95)" title="截面 (幾何)">截面</a></li> <li><a href="/wiki/%E7%BC%A9%E6%94%BE" title="缩放">缩放</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;"><a href="/wiki/%E4%B8%89%E8%A7%92%E5%BD%A2" title="三角形">三角形</a>關係</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E7%9B%B8%E4%BC%BC%E4%B8%89%E8%A7%92%E5%BD%A2" title="相似三角形">相似三角形</a></li> <li><a href="/wiki/%E5%85%A8%E7%AD%89%E4%B8%89%E8%A7%92%E5%BD%A2" title="全等三角形">全等三角形</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;"><a href="/wiki/%E9%87%8F_(%E6%95%B0%E5%AD%A6)" title="量 (数学)">量</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E8%B7%9D%E7%A6%BB" title="距离">距离</a></li> <li><a href="/wiki/%E9%95%BF%E5%BA%A6" title="长度">长度</a></li> <li><a href="/wiki/%E5%91%A8%E9%95%BF" title="周长">周长</a></li> <li><a href="/wiki/%E5%BC%A7%E9%95%BF" title="弧长">弧长</a></li> <li><a href="/wiki/%E9%AB%98%E5%BA%A6" title="高度">高度</a></li> <li><a href="/wiki/%E9%9D%A2%E7%A7%AF" title="面积">面积</a></li> <li><a href="/wiki/%E8%A1%A8%E9%9D%A2%E7%A9%8D" title="表面積">表面積</a></li> <li><a href="/wiki/%E4%BD%93%E7%A7%AF" title="体积">体积</a></li> <li><a href="/wiki/%E5%AE%B9%E7%A9%8D" class="mw-redirect" title="容積">容積</a></li> <li><a href="/wiki/%E5%BA%A6_(%E8%A7%92)" title="度 (角)">角度</a></li> <li><a href="/wiki/%E6%9B%B2%E7%8E%87" title="曲率">曲率</a></li> <li><a href="/wiki/%E6%9B%B2%E7%BA%BF%E7%9A%84%E6%8C%A0%E7%8E%87" title="曲线的挠率">撓率</a></li> <li><a href="/wiki/%E9%9B%A2%E5%BF%83%E7%8E%87" title="離心率">離心率</a></li> <li><a href="/wiki/%E5%87%B9%E5%87%B8%E6%80%A7_(%E5%B9%BE%E4%BD%95)" title="凹凸性 (幾何)">凹凸性</a></li> <li><a href="/w/index.php?title=%E6%9C%89%E5%90%91%E6%9B%B2%E9%9D%A2&action=edit&redlink=1" class="new" title="有向曲面（页面不存在）">有向曲面</a></li> <li><a href="/wiki/%E5%8F%AF%E5%B1%95%E6%9B%B2%E9%9D%A2" title="可展曲面">可展曲面</a></li> <li><a href="/wiki/%E7%9B%B4%E7%B4%8B%E6%9B%B2%E9%9D%A2" title="直紋曲面">直紋曲面</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;">作圖</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E5%B0%BA" title="尺">尺</a> <ul><li><a href="/wiki/%E7%9B%B4%E5%B0%BA" title="直尺">直尺</a></li> <li><a href="/wiki/%E4%B8%89%E8%A7%92%E5%B0%BA" title="三角尺">三角尺</a></li></ul></li> <li><a href="/wiki/%E5%9C%86%E8%A7%84" title="圆规">圆规</a></li> <li><a href="/wiki/%E5%B0%BA%E8%A7%84%E4%BD%9C%E5%9B%BE" title="尺规作图">尺规作图</a></li> <li><a href="/wiki/%E4%BA%8C%E5%88%BB%E5%B0%BA%E4%BD%9C%E5%9C%96" title="二刻尺作圖">二刻尺作圖</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;">分支</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E6%AC%A7%E5%87%A0%E9%87%8C%E5%BE%97%E5%87%A0%E4%BD%95" title="欧几里得几何">平面幾何</a></li> <li><a href="/wiki/%E7%AB%8B%E4%BD%93%E5%87%A0%E4%BD%95" title="立体几何">立体几何</a></li> <li><a href="/wiki/%E4%B8%89%E8%A7%92%E5%AD%A6" title="三角学">三角学</a></li> <li><a href="/wiki/%E8%A7%A3%E6%9E%90%E5%87%A0%E4%BD%95" title="解析几何">解析几何</a></li> <li><a href="/wiki/%E5%BE%AE%E5%88%86%E5%87%A0%E4%BD%95" title="微分几何">微分几何</a></li> <li><a href="/wiki/%E6%8B%93%E6%89%91%E5%AD%A6" title="拓扑学">拓扑学</a></li> <li><a href="/wiki/%E5%9B%BE%E8%AE%BA" title="图论">图论</a></li> <li><a href="/wiki/%E6%91%BA%E7%B4%99%E6%95%B8%E5%AD%B8" title="摺紙數學">摺紙數學</a></li> <li><a href="/wiki/%E6%AC%A7%E5%87%A0%E9%87%8C%E5%BE%97%E5%87%A0%E4%BD%95" title="欧几里得几何">欧几里得几何</a></li> <li><a href="/wiki/%E9%9D%9E%E6%AC%A7%E5%87%A0%E9%87%8C%E5%BE%97%E5%87%A0%E4%BD%95" title="非欧几里得几何">非欧几里得几何</a>（<a href="/wiki/%E5%8F%8C%E6%9B%B2%E5%87%A0%E4%BD%95" title="双曲几何">双曲几何</a>、<a href="/wiki/%E7%90%83%E9%9D%A2%E5%B9%BE%E4%BD%95%E5%AD%B8" title="球面幾何學">球面幾何</a>……）</li> <li><a href="/wiki/%E5%88%86%E5%BD%A2" title="分形">分形</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align: right;">理論</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E5%AE%9A%E7%90%86" title="定理">定理</a></li> <li><a href="/wiki/%E5%85%AC%E7%90%86" title="公理">公理</a></li> <li><a href="/wiki/%E5%AE%9A%E4%B9%89" title="定义">定义</a></li> <li><a href="/wiki/%E6%95%B8%E5%AD%B8%E8%AD%89%E6%98%8E" title="數學證明">數學證明</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" 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