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Polyhedron Model by Martin Berman, Elongated Pentagonal Pyramid
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
The base of this model is a pentagon, with five squares rising from it. The top is a pyramid with five triangular sides. Hence the faces of the pyramid are a regular pentagon, five squares, and five equilateral triangles.
National Museum of American History’s own descriptionCredit linePolyhedron Model by Martin Berman, Elongated Pentagonal Pyramid. 1970. Berman, Martin. National Museum of American History, Gift of Martin Berman. CC0.