Polyhedron Model by Martin Berman, Gyroelongated Pentagonal Pyramid

Description:

This model has a regular pentagon for a base, ten equilateral triangles that form the sides, and five equilateral triangles arranged in a pyramid at the top. Hence the faces are fifteen equilateral triangles and one regular pentagon.

On Berman's models of regular-faced convex polyhedra, see 1978.1065.01.

Date Made: 1970

Maker: Berman, Martin

Location: Currently not on view

Place Made: United States: Pennsylvania, Pittsburgh

Subject: Regular-Faced Convex PolyhedraMathematics

Subject:

See more items in: Medicine and Science: Mathematics, Berman Models, Science & Mathematics

Exhibition:

Exhibition Location:

Credit Line: Gift of Martin Berman

Data Source: National Museum of American History

Id Number: 1978.1065.031Accession Number: 1978.1065Catalog Number: 1978.1065.031

Object Name: geometric model

Physical Description: paper (overall material)Measurements: overall: 7.9 cm x 9 cm x 8.3 cm; 3 1/8 in x 3 17/32 in x 3 9/32 in

Guid: http://n2t.net/ark:/65665/ng49ca746a5-08f0-704b-e053-15f76fa0b4fa

Record Id: nmah_690374

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