సప్తభుజి: కూర్పుల మధ్య తేడాలు
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RahmanuddinBot (చర్చ | రచనలు) చి యంత్రము కలుపుతున్నది {{Unreferenced}} |
2 మూలము(ల)ను భద్రపరచటానికి ప్రయత్నించగా, 0 పనిచేయనివిగా గుర్తించాను.) #IABot (v2.0 |
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పంక్తి 23:
* [http://www.mathopenref.com/heptagon.html Definition and properties of a heptagon] With interactive animation
* [https://divisbyzero.com/2016/03/23/a-geometry-theorem-looking-for-a-geometric-proof/ Heptagon according Johnson]
* [https://archive.today/20121206025153/http://toon.macharis.be/heptagon/ Another approximate construction method]
* [https://web.archive.org/web/20120517155805/http://www.coolmath.com/reference/polygons-07-heptagons.html Polygons – Heptagons]
* [http://precedings.nature.com/documents/2153/version/1 Recently discovered and highly accurate approximation for the construction of a regular heptagon.]
* [[commons:File:01-Siebeneck_E-11_Animation.gif|Heptagon, an approximating construction as an animation]]
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