Decagrammic antiprism
From HandWiki
Short description: Polyhedron with 22 faces
| Decagrammic antiprism | |
|---|---|
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| Type | Uniform polyhedron |
| Faces | 2 Decagrams 20 triangles |
| Edges | 40 |
| Vertices | 20 |
| Vertex configuration | 10⁄3.3.3.3 |
| Wythoff symbol | -2 2 10⁄3 |
| Symmetry group | D10d, [2+,20], (2*10), order 40 |
| Dual polyhedron | Decagrammic deltohedron |
| Properties | nonconvex |
| Vertex figure | |
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File:Decagrammic antiprism.stl In geometry, the decagrammic antiprism is one in an infinite set of nonconvex antiprisms formed by triangle sides and two regular star polygon caps, in this case two decagrams.
See also
External links
- Weisstein, Eric W.. "Antiprism". http://mathworld.wolfram.com/Antiprism.html.
- Paper models of prisms and antiprisms
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