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Polyhedron Model by Martin Berman, Elongated Square Pyramid
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This model resembles a cube with a square pyramid on one face. The faces are five square faces and four equilateral triangles.
National Museum of American History’s own descriptionCredit linePolyhedron Model by Martin Berman, Elongated Square Pyramid. 1970. Berman, Martin. National Museum of American History, Gift of Martin Berman. CC0.