🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ899002· pop 30· linked from 58 articlesPascal's theoremtheoremWikidata factsImageHexagrammum Mysticum.svgSources (2)wikidata.orgthes.bncf.firenze.sbn.itvia Wikidata · CC0Available in 29 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةArmenianConnectionsDesargues' theoremEntitypole and polarEntityCategoriesBlaise PascalConic sectionsEuclidean plane geometryTheorems about polygonsTheorems in projective geometry