Decagrammic antiprism
| Decagrammic antiprism | |
|---|---|
 | |
| 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 | |
 | |
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
See also
External links
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Wikimedia Commons has media related to Antiprisms. |
- Weisstein, Eric W., "Antiprism", MathWorld.
- Olshevsky, George, Antiprism at Glossary for Hyperspace.
- Paper models of prisms and antiprisms
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