Wolfram Demonstrations Project

This Demonstration shows a dissection of a decagon into two pentagons and two pentagrams.

G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge Univ. Press, 2002 p. 212.

Contributed by: Izidor Hafner

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Common Core State Standards for Mathematics

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Dissecting a Decagon into Two Pentagons and Two Pentagrams