CC0 · no rights reserved
Polyhedron Model by Martin Berman, 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 pentagon on the top, and a regular decagon on the bottom. There are ten equilateral triangles and five regular pentagons around the sides. Hence the faces are ten equilateral triangles, six regular pentagons, and one regular decagon.
National Museum of American History’s own descriptionCredit linePolyhedron Model by Martin Berman, Pentagonal Rotunda. 1970. Berman, Martin. National Museum of American History, Gift of Martin Berman. CC0.