Dissecting a Net of a Gyroelongated Square Dipyramid

This Demonstration shows how the same net can be folded into a gyroelongated square dipyramid or into four tetrahedra, and how this net can be dissected to the net of a tetrahedron or to the nets of two octahedra.


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[1] G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge University Press, 1997 p. 246. www.cs.purdue.edu/homes/gnf/book.html.
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