Decomposition of Some Polygons to Iso-Penta Triangles

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Many figures, such as the pentagon, pentagram, and decagon, can be dissected into isosceles triangles where all three angles are multiples of . Such triangles are called iso-penta triangles.

Contributed by: Izidor Hafner (September 2013)
Open content licensed under CC BY-NC-SA


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Reference

[1] G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge University Press, 1997 p. 212. www.cs.purdue.edu/homes/gnf/book.html.



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