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Polyhedron Model by Martin Berman, Gyroelongated Pentagonal Rotunda
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This model has a regular decagon on the bottom and a regular pentagon on the top. Above the decagon are twenty triangles. Above the triangles are five pentagons alternating with five sets of two triangles. This comes to a total of thirty equilateral triangles, six regular pentagons, and one regular decagon.
National Museum of American History’s own descriptionCredit linePolyhedron Model by Martin Berman, Gyroelongated Pentagonal Rotunda. 1970. Berman, Martin. National Museum of American History, Gift of Martin Berman. CC0.
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