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content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta property="og:title" content="concave polygon"> <meta name="description" content="simple polygon which is not convex"> <meta property="og:description" content="simple polygon which is not convex"> <meta property="og:type" content="summary"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Concave_Polygon_Triangulation.svg/1200px-Concave_Polygon_Triangulation.svg.png"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="2400"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Concave_Polygon_Triangulation.svg/800px-Concave_Polygon_Triangulation.svg.png"> <meta property="og:image:width" content="800"> <meta property="og:image:height" content="1600"> <meta property="og:image" 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href="/w/index.php?title=Special:RecentChanges&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin-vector-legacy mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Q12243537 rootpage-Q12243537 skin-vector action-view wb-entitypage wb-itempage wb-itempage-Q12243537"><div id="mw-page-base" class="noprint"></div> <div id="mw-head-base" class="noprint"></div> <div id="content" class="mw-body" role="main"> <a id="top"></a> <div id="siteNotice"></div> <div class="mw-indicators"> </div> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="wikibase-title "> <span class="wikibase-title-label">concave polygon</span> <span class="wikibase-title-id">(Q12243537)</span> </span></h1> <div id="bodyContent" class="vector-body"> <div id="siteSub" class="noprint">From Wikidata</div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="contentSub2"></div> <div id="jump-to-nav"></div> <a class="mw-jump-link" href="#mw-head">Jump to navigation</a> <a class="mw-jump-link" href="#searchInput">Jump to search</a> <div id="mw-content-text" class="mw-body-content"><div id="wb-item-Q12243537" class="wikibase-entityview wb-item" lang="en" dir="ltr"> <div class="wikibase-entityview-main"><div class="wikibase-entitytermsview"> <div class="wikibase-entitytermsview-heading"> <div class="wikibase-entitytermsview-heading-description ">simple polygon which is not convex</div><div class="wikibase-entitytermsview-heading-aliases "><ul class="wikibase-entitytermsview-aliases"><li class="wikibase-entitytermsview-aliases-alias" data-aliases-separator="|">non-convex polygon</li><li class="wikibase-entitytermsview-aliases-alias" data-aliases-separator="|">reentrant polygon</li></ul></div> </div> <span class="wikibase-toolbar-container"><span class="wikibase-toolbar-item wikibase-toolbar "><span class="wikibase-toolbar-item wikibase-toolbar-button wikibase-toolbar-button-edit"><a href="/wiki/Special:SetLabelDescriptionAliases/Q12243537/en" title=""><span class="wb-icon"></span>edit</a></span></span></span> <div class="wikibase-entitytermsview-entitytermsforlanguagelistview "><table class="wikibase-entitytermsforlanguagelistview"> <thead class="wikibase-entitytermsforlanguagelistview-header"> <tr class="wikibase-entitytermsforlanguagelistview-header-row"> <th scope="col" class="wikibase-entitytermsforlanguagelistview-cell wikibase-entitytermsforlanguagelistview-language">Language</th> <th scope="col" class="wikibase-entitytermsforlanguagelistview-cell wikibase-entitytermsforlanguagelistview-label">Label</th> <th scope="col" class="wikibase-entitytermsforlanguagelistview-cell wikibase-entitytermsforlanguagelistview-description">Description</th> <th scope="col" class="wikibase-entitytermsforlanguagelistview-cell wikibase-entitytermsforlanguagelistview-aliases">Also known as</th> </tr> </thead> <tbody class="wikibase-entitytermsforlanguagelistview-listview"><tr class="wikibase-entitytermsforlanguageview wikibase-entitytermsforlanguageview-en" > <th class="wikibase-entitytermsforlanguageview-language">English</th> <td class="wikibase-entitytermsforlanguageview-label"><div class="wikibase-labelview " dir="ltr" lang="en"><div class="wikibase-labelview-container"><span class="wikibase-labelview-text">concave polygon</span></div></div></td> <td class="wikibase-entitytermsforlanguageview-description"><div class="wikibase-descriptionview " dir="ltr" lang="en"><div class="wikibase-descriptionview-container"><span class="wikibase-descriptionview-text">simple polygon which is not convex</span></div></div></td> <td class="wikibase-entitytermsforlanguageview-aliases"><div class="wikibase-aliasesview "> <ul class="wikibase-aliasesview-list" dir="ltr" lang="en"><li class="wikibase-aliasesview-list-item">non-convex polygon</li><li class="wikibase-aliasesview-list-item">reentrant polygon</li></ul> </div></td> </tr></tbody> </table></div> </div><div id="toc"></div><h2 class="wb-section-heading section-heading wikibase-statements" dir="auto" id="claims">Statements</h2><div class="wikibase-statementgrouplistview"><div class="wikibase-listview"><div class="wikibase-statementgroupview" id="P279" data-property-id="P279"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P279" href="/wiki/Property:P279">subclass of</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$1D9F5C89-9108-42F3-8E97-7B2835AE93D3" class="wikibase-statementview wikibase-statement-Q12243537$1D9F5C89-9108-42F3-8E97-7B2835AE93D3 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-7ee875d48be245c7fad040ad16ee0cb2a72249a6"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a title="Q782746" href="/wiki/Q782746">simple polygon</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div><div id="Q12243537$2c3d3f96-4ffb-39ca-5777-3be6af2f0bac" class="wikibase-statementview wikibase-statement-Q12243537$2c3d3f96-4ffb-39ca-5777-3be6af2f0bac wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-b79710da2c9a86fa2ed434edc1d7fed36400f08f"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a title="Q66364675" href="/wiki/Q66364675">irregular polygon</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P18" data-property-id="P18"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P18" href="/wiki/Property:P18">image</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$edc0d761-4474-91f5-bf7e-5dc519a5d353" class="wikibase-statementview wikibase-statement-Q12243537$edc0d761-4474-91f5-bf7e-5dc519a5d353 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-d701bb9b8e3eb2152f53e381d7a3325b88369aa9"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><div class="thumb"><a class="image" href="https://commons.wikimedia.org/wiki/File:Concave_Polygon_Triangulation.svg"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Concave_Polygon_Triangulation.svg/220px-Concave_Polygon_Triangulation.svg.png" decoding="async" width="220" height="440" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Concave_Polygon_Triangulation.svg/330px-Concave_Polygon_Triangulation.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Concave_Polygon_Triangulation.svg/440px-Concave_Polygon_Triangulation.svg.png 2x" data-file-width="460" data-file-height="920" /></span></a></div><div class="commons-media-caption"><a href="https://commons.wikimedia.org/wiki/File:Concave_Polygon_Triangulation.svg">Concave Polygon Triangulation.svg</a><br>460 × 920; 7 KB</div></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P6104" data-property-id="P6104"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P6104" href="/wiki/Property:P6104">maintained by WikiProject</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$DDA0BB4C-05F8-4A2B-BA56-A980CCD68483" class="wikibase-statementview wikibase-statement-Q12243537$DDA0BB4C-05F8-4A2B-BA56-A980CCD68483 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-a27c5fdb35b42381f12b2a603711e56d98dd77fd"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a title="Q8487137" href="/wiki/Q8487137">WikiProject Mathematics</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P1482" data-property-id="P1482"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P1482" href="/wiki/Property:P1482">Stack Exchange tag</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$16DDEB2B-F2C0-40AC-8C73-F69ABC8597E8" class="wikibase-statementview wikibase-statement-Q12243537$16DDEB2B-F2C0-40AC-8C73-F69ABC8597E8 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-eb206fb9fc81cc5dda2ad0684304ce30350b3f84"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a rel="nofollow" class="external free" href="https://stackoverflow.com/tags/concave">https://stackoverflow.com/tags/concave</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P461" data-property-id="P461"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P461" href="/wiki/Property:P461">opposite of</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$7C14EB40-D70F-4A86-AD46-18826AFD60A6" class="wikibase-statementview wikibase-statement-Q12243537$7C14EB40-D70F-4A86-AD46-18826AFD60A6 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-36d5a57e05feaaae818080d73707004c99bcbd37"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a title="Q3259505" href="/wiki/Q3259505">convex polygon</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P373" data-property-id="P373"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P373" href="/wiki/Property:P373">Commons category</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$0d0259f3-422e-ff9f-1f08-fdb16c212ccb" class="wikibase-statementview wikibase-statement-Q12243537$0d0259f3-422e-ff9f-1f08-fdb16c212ccb wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-63cf7358febd6c59d9c06406698a1dcee4119e80"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak">Concave polygons</div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div></div></div><h2 class="wb-section-heading section-heading wikibase-statements wikibase-statements-identifiers" dir="auto" id="identifiers">Identifiers</h2><div class="wikibase-statementgrouplistview"><div class="wikibase-listview"><div class="wikibase-statementgroupview" id="P7033" data-property-id="P7033"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P7033" href="/wiki/Property:P7033">Australian Educational Vocabulary ID</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$85D58ADF-86FB-4C8D-84C1-8F2BFAD4F6BD" class="wikibase-statementview wikibase-statement-Q12243537$85D58ADF-86FB-4C8D-84C1-8F2BFAD4F6BD wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-627c070a72f256a62e0c57049e1cfec662b5495b"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a class="wb-external-id external" href="http://vocabulary.curriculum.edu.au/scot/4233.html" rel="nofollow">scot/4233</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P2671" data-property-id="P2671"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P2671" href="/wiki/Property:P2671">Google Knowledge Graph ID</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$11CCFCB4-C9F5-4A50-A23A-224DE56E0748" class="wikibase-statementview wikibase-statement-Q12243537$11CCFCB4-C9F5-4A50-A23A-224DE56E0748 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-c89243a6f1f676832aad56b886d0831279b7ecad"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a class="wb-external-id external" href="https://www.google.com/search?kgmid=/g/1218dw3j" rel="nofollow">/g/1218dw3j</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P2812" data-property-id="P2812"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P2812" href="/wiki/Property:P2812">MathWorld ID</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$9B110AD7-7BA9-4BAE-99C4-8B644A4966FF" class="wikibase-statementview wikibase-statement-Q12243537$9B110AD7-7BA9-4BAE-99C4-8B644A4966FF wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-3d8baa639fef37b2824448b99b8ddf3f9ef83fa5"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a class="wb-external-id external" href="https://mathworld.wolfram.com/ConcavePolygon.html" rel="nofollow">ConcavePolygon</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">1 reference</div> <div class="wikibase-statementview-references wikibase-initially-collapsed"><div class="wikibase-listview"><div class="wikibase-referenceview wikibase-referenceview-fa278ebfc458360e5aed63d5058cca83c46134f1"> <div class="wikibase-referenceview-heading"></div> <div class="wikibase-referenceview-listview"><div class="wikibase-snaklistview"> <div class="wikibase-snaklistview-listview"><div class="wikibase-snakview wikibase-snakview-e4f6d9441d0600513c4533c672b5ab472dc73694"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"><a title="Property:P143" href="/wiki/Property:P143">imported from Wikimedia project</a></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a title="Q328" href="/wiki/Q328">English Wikipedia</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> </div></div> </div></div></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P6366" data-property-id="P6366"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P6366" href="/wiki/Property:P6366">Microsoft Academic ID</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$02A9D0D1-6F61-4A26-953F-1FD053B1F0E8" class="wikibase-statementview wikibase-statement-Q12243537$02A9D0D1-6F61-4A26-953F-1FD053B1F0E8 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-f6254738ac6ffd28aa1c373d7d3178343110c705"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a class="wb-external-id external" href="https://web.archive.org/web/*/https://academic.microsoft.com/v2/detail/2779575655" rel="nofollow">2779575655</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P9621" data-property-id="P9621"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P9621" href="/wiki/Property:P9621">Treccani's Enciclopedia della Matematica ID</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$353ED72D-391A-4C74-8DCF-8099256BBDEF" class="wikibase-statementview wikibase-statement-Q12243537$353ED72D-391A-4C74-8DCF-8099256BBDEF wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-4a42d8edeaca22760227620f13cc03ec608bb459"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a class="wb-external-id external" href="https://www.treccani.it/enciclopedia/poligono-concavo_(Enciclopedia-della-Matematica)" rel="nofollow">poligono-concavo</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"><div class="wikibase-listview"><div class="wikibase-snaklistview"> <div class="wikibase-snaklistview-listview"><div class="wikibase-snakview wikibase-snakview-5fa4a2e3e74b20cea68aebf4e1f5cadf486bdcfe"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"><a title="Property:P1810" href="/wiki/Property:P1810">subject named as</a></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak">poligono concavo</div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> </div><div class="wikibase-snaklistview"> <div class="wikibase-snaklistview-listview"><div class="wikibase-snakview wikibase-snakview-ccd6ea06a2c9c0f54f5b1f45991a659225b5f4ef"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"><a title="Property:P577" href="/wiki/Property:P577">publication date</a></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak">2013</div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> </div></div></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div><div class="wikibase-statementgroupview" id="P4839" data-property-id="P4839"> <div class="wikibase-statementgroupview-property"> <div class="wikibase-statementgroupview-property-label" dir="auto"><a title="Property:P4839" href="/wiki/Property:P4839">Wolfram Language entity code</a></div> </div> <div class="wikibase-statementlistview"> <div class="wikibase-statementlistview-listview"> <div id="Q12243537$87E57839-5BFC-47A5-8A7E-21702D9BAAD2" class="wikibase-statementview wikibase-statement-Q12243537$87E57839-5BFC-47A5-8A7E-21702D9BAAD2 wb-normal"> <div class="wikibase-statementview-rankselector"><div class="wikibase-rankselector ui-state-disabled"> <span class="ui-icon ui-icon-rankselector wikibase-rankselector-normal" title="Normal rank"></span> </div></div> <div class="wikibase-statementview-mainsnak-container"> <div class="wikibase-statementview-mainsnak" dir="auto"><div class="wikibase-snakview wikibase-snakview-8e4e6654e8a21a973c86dc2fa6c4794b3b8fd4ab"> <div class="wikibase-snakview-property-container"> <div class="wikibase-snakview-property" dir="auto"></div> </div> <div class="wikibase-snakview-value-container" dir="auto"> <div class="wikibase-snakview-typeselector"></div> <div class="wikibase-snakview-body"> <div class="wikibase-snakview-value wikibase-snakview-variation-valuesnak"><a class="wb-external-id external" href="https://www.wolframalpha.com/input/?i=Entity%5B%22Concept%22%2C%20%22ConcavePolygon%3A%3A6dtd9%22%5D" rel="nofollow">Entity["Concept", "ConcavePolygon::6dtd9"]</a></div> <div class="wikibase-snakview-indicators"></div> </div> </div> </div></div> <div class="wikibase-statementview-qualifiers"></div> </div> <span class="wikibase-toolbar-container"></span> <div class="wikibase-statementview-references-container"> <div class="wikibase-statementview-references-heading">0 references</div> <div class="wikibase-statementview-references "></div> </div> </div> </div> <span class="wikibase-toolbar-container"></span> </div> </div></div></div></div> <div class="wikibase-entityview-side"><div class="wikibase-pageImage"> <div class="help"> <span class="wb-help-field-hint wikibase-toolbar-item wikibase-wbtooltip" title="This image is taken from the statements of this Item. You can adjust the image by changing the statement."> </span> </div> </div><h2 class="wb-section-heading section-heading wikibase-sitelinks" dir="auto" id="sitelinks">Sitelinks</h2><div class="wikibase-sitelinkgrouplistview"><div class="wikibase-listview"><div class="wikibase-sitelinkgroupview mw-collapsible" data-wb-sitelinks-group="wikipedia"> <div class="wikibase-sitelinkgroupview-heading-section"> <div class="mw-collapsible-toggle-placeholder"></div> <div class="wikibase-sitelinkgroupview-heading-container"> <h3 class="wb-sitelinks-heading" dir="auto" id="sitelinks-wikipedia">Wikipedia<span class="wikibase-sitelinkgroupview-counter">(22 entries)</span></h3> <span class="wikibase-toolbar-container"><span class="wikibase-toolbar-item wikibase-toolbar "><span class="wikibase-toolbar-item wikibase-toolbar-button wikibase-toolbar-button-edit"><a href="/wiki/Special:SetSiteLink/Q12243537" title=""><span class="wb-icon"></span>edit</a></span></span></span> </div> </div> <div class="mw-collapsible-content"> <div class="wikibase-sitelinklistview"> <ul class="wikibase-sitelinklistview-listview"><li class="wikibase-sitelinkview wikibase-sitelinkview-arwiki" data-wb-siteid="arwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-arwiki" title="Arabic">arwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-arwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="ar"><a href="https://ar.wikipedia.org/wiki/%D9%85%D8%B6%D9%84%D8%B9_%D9%85%D9%82%D8%B9%D8%B1" hreflang="ar" title="مضلع مقعر">مضلع مقعر</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-bswiki" data-wb-siteid="bswiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-bswiki" title="Bosnian">bswiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-bswiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="bs"><a href="https://bs.wikipedia.org/wiki/Konkavni_mnogougao" hreflang="bs" title="Konkavni mnogougao">Konkavni mnogougao</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-ckbwiki" data-wb-siteid="ckbwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-ckbwiki" title="Central Kurdish">ckbwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-ckbwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="ckb"><a href="https://ckb.wikipedia.org/wiki/%D9%81%D8%B1%DB%95%DA%AF%DB%86%D8%B4%DB%95%DB%8C_%D9%82%D9%88%D9%BE%D8%A7%D9%88" hreflang="ckb" title="فرەگۆشەی قوپاو">فرەگۆشەی قوپاو</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-cywiki" data-wb-siteid="cywiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-cywiki" title="Welsh">cywiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-cywiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="cy"><a href="https://cy.wikipedia.org/wiki/Polygon_ceugrwm" hreflang="cy" title="Polygon ceugrwm">Polygon ceugrwm</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-elwiki" data-wb-siteid="elwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-elwiki" title="Greek">elwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-elwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="el"><a href="https://el.wikipedia.org/wiki/%CE%9A%CE%BF%CE%AF%CE%BB%CE%BF_%CF%80%CE%BF%CE%BB%CF%8D%CE%B3%CF%89%CE%BD%CE%BF" hreflang="el" title="Κοίλο πολύγωνο">Κοίλο πολύγωνο</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-enwiki" data-wb-siteid="enwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-enwiki" title="English">enwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-enwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="en"><a href="https://en.wikipedia.org/wiki/Concave_polygon" hreflang="en" title="Concave polygon">Concave polygon</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-eswiki" data-wb-siteid="eswiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-eswiki" title="Spanish">eswiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-eswiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="es"><a href="https://es.wikipedia.org/wiki/Pol%C3%ADgono_c%C3%B3ncavo" hreflang="es" title="Polígono cóncavo">Polígono cóncavo</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-fawiki" data-wb-siteid="fawiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-fawiki" title="Persian">fawiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-fawiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="fa"><a href="https://fa.wikipedia.org/wiki/%DA%86%D9%86%D8%AF%D8%B6%D9%84%D8%B9%DB%8C_%D9%85%D9%82%D8%B9%D8%B1" hreflang="fa" title="چندضلعی مقعر">چندضلعی مقعر</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-frwiki" data-wb-siteid="frwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-frwiki" title="French">frwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-frwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="fr"><a href="https://fr.wikipedia.org/wiki/Polygone_non_convexe" hreflang="fr" title="Polygone non convexe">Polygone non convexe</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-hewiki" data-wb-siteid="hewiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-hewiki" title="Hebrew">hewiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-hewiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="he"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%A6%D7%95%D7%9C%D7%A2_%D7%A7%D7%A2%D7%95%D7%A8" hreflang="he" title="מצולע קעור">מצולע קעור</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"><span class="wb-badge wb-badge-Q70894304 wb-badge-redirect-intentional-sitelink" title="intentional sitelink to redirect" data-wb-badge="Q70894304"></span></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-hiwiki" data-wb-siteid="hiwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-hiwiki" title="Hindi">hiwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-hiwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="hi"><a href="https://hi.wikipedia.org/wiki/%E0%A4%85%E0%A4%B5%E0%A4%A4%E0%A4%B2_%E0%A4%AC%E0%A4%B9%E0%A5%81%E0%A4%AD%E0%A5%81%E0%A4%9C" hreflang="hi" title="अवतल बहुभुज">अवतल बहुभुज</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-huwiki" data-wb-siteid="huwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-huwiki" title="Hungarian">huwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-huwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="hu"><a href="https://hu.wikipedia.org/wiki/Konk%C3%A1v_soksz%C3%B6g" hreflang="hu" title="Konkáv sokszög">Konkáv sokszög</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-hywiki" data-wb-siteid="hywiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-hywiki" title="Armenian">hywiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-hywiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="hy"><a href="https://hy.wikipedia.org/wiki/%D4%B3%D5%B8%D5%A3%D5%A1%D5%BE%D5%B8%D6%80_%D5%A2%D5%A1%D5%A6%D5%B4%D5%A1%D5%B6%D5%AF%D5%B5%D5%B8%D6%82%D5%B6" hreflang="hy" title="Գոգավոր բազմանկյուն">Գոգավոր բազմանկյուն</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-jawiki" data-wb-siteid="jawiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-jawiki" title="Japanese">jawiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-jawiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="ja"><a href="https://ja.wikipedia.org/wiki/%E5%87%B9%E5%A4%9A%E8%A7%92%E5%BD%A2" hreflang="ja" title="凹多角形">凹多角形</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-kowiki" data-wb-siteid="kowiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-kowiki" title="Korean">kowiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-kowiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="ko"><a href="https://ko.wikipedia.org/wiki/%EC%98%A4%EB%AA%A9_%EB%8B%A4%EA%B0%81%ED%98%95" hreflang="ko" title="오목 다각형">오목 다각형</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-mkwiki" data-wb-siteid="mkwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-mkwiki" title="Macedonian">mkwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-mkwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="mk"><a href="https://mk.wikipedia.org/wiki/%D0%92%D0%B4%D0%BB%D0%B0%D0%B1%D0%BD%D0%B0%D1%82_%D0%BC%D0%BD%D0%BE%D0%B3%D1%83%D0%B0%D0%B3%D0%BE%D0%BB%D0%BD%D0%B8%D0%BA" hreflang="mk" title="Вдлабнат многуаголник">Вдлабнат многуаголник</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-ptwiki" data-wb-siteid="ptwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-ptwiki" title="Portuguese">ptwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-ptwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="pt"><a href="https://pt.wikipedia.org/wiki/Pol%C3%ADgono_c%C3%B4ncavo" hreflang="pt" title="Polígono côncavo">Polígono côncavo</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-rowiki" data-wb-siteid="rowiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-rowiki" title="Romanian">rowiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-rowiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="ro"><a href="https://ro.wikipedia.org/wiki/Poligon_concav" hreflang="ro" title="Poligon concav">Poligon concav</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-tawiki" data-wb-siteid="tawiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-tawiki" title="Tamil">tawiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-tawiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="ta"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AF%81%E0%AE%B4%E0%AE%BF%E0%AE%B5%E0%AF%81%E0%AE%AA%E0%AF%8D_%E0%AE%AA%E0%AE%B2%E0%AF%8D%E0%AE%95%E0%AF%8B%E0%AE%A3%E0%AE%AE%E0%AF%8D" hreflang="ta" title="குழிவுப் பல்கோணம்">குழிவுப் பல்கோணம்</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-ukwiki" data-wb-siteid="ukwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-ukwiki" title="Ukrainian">ukwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-ukwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="uk"><a href="https://uk.wikipedia.org/wiki/%D0%A3%D0%B2%D1%96%D0%B3%D0%BD%D1%83%D1%82%D0%B8%D0%B9_%D0%BC%D0%BD%D0%BE%D0%B3%D0%BE%D0%BA%D1%83%D1%82%D0%BD%D0%B8%D0%BA" hreflang="uk" title="Увігнутий многокутник">Увігнутий многокутник</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-viwiki" data-wb-siteid="viwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-viwiki" title="Vietnamese">viwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-viwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="vi"><a href="https://vi.wikipedia.org/wiki/%C4%90a_gi%C3%A1c_l%C3%B5m" hreflang="vi" title="Đa giác lõm">Đa giác lõm</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li><li class="wikibase-sitelinkview wikibase-sitelinkview-zhwiki" data-wb-siteid="zhwiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-zhwiki" title="Chinese">zhwiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-zhwiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="zh"><a href="https://zh.wikipedia.org/wiki/%E5%87%B9%E5%A4%9A%E8%BE%B9%E5%BD%A2" hreflang="zh" title="凹多边形">凹多边形</a></span><span class="wikibase-badgeselector wikibase-sitelinkview-badges"></span></span> </li></ul> </div> </div> </div><div class="wikibase-sitelinkgroupview" data-wb-sitelinks-group="wikibooks"> <div class="wikibase-sitelinkgroupview-heading-section"> <div class="mw-collapsible-toggle-placeholder"></div> <div class="wikibase-sitelinkgroupview-heading-container"> <h3 class="wb-sitelinks-heading" dir="auto" id="sitelinks-wikibooks">Wikibooks<span class="wikibase-sitelinkgroupview-counter">(0 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dir="auto" id="sitelinks-special">Multilingual sites<span class="wikibase-sitelinkgroupview-counter">(1 entry)</span></h3> <span class="wikibase-toolbar-container"><span class="wikibase-toolbar-item wikibase-toolbar "><span class="wikibase-toolbar-item wikibase-toolbar-button wikibase-toolbar-button-edit"><a href="/wiki/Special:SetSiteLink/Q12243537" title=""><span class="wb-icon"></span>edit</a></span></span></span> </div> </div> <div class="mw-collapsible-content"> <div class="wikibase-sitelinklistview"> <ul class="wikibase-sitelinklistview-listview"><li class="wikibase-sitelinkview wikibase-sitelinkview-commonswiki" data-wb-siteid="commonswiki"> <span class="wikibase-sitelinkview-siteid-container"> <span class="wikibase-sitelinkview-siteid wikibase-sitelinkview-siteid-commonswiki" title="Commons">commonswiki</span> </span><span class="wikibase-sitelinkview-link wikibase-sitelinkview-link-commonswiki"><span class="wikibase-sitelinkview-page" dir="auto" lang="en"><a 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