Dissection of a Regular Decagon into Three Pentagrams and Eight Pentagons
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This Demonstration shows Varsady's dissection of a regular decagon into three pentagrams and eight pentagons.
Contributed by: Izidor Hafner (August 2013)
Open content licensed under CC BY-NC-SA
 G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge University Press, 1997 p. 213. www.cs.purdue.edu/homes/gnf/book.html.