Heptagonal antiprism
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| Heptagonal antiprism | |
|---|---|
 |
|
| Type | Semiregular polyhedron |
| Faces | 16 triangles 2 heptagons |
| Edges | 21 |
| Vertices | 14 |
| Vertex configuration | 3.3.3.7 |
| Wythoff symbol | | 2 2 7 |
| Symmetry group | D7d |
| Dual | Heptagonal trapezohedron |
| Properties | convex |
| Image:(No image) Vertex Figure |
|
In geometry, the heptagonal antiprism is the fourth in an infinite set of antiprisms formed by an even-numbered sequence of triangle sides closed by two polygon caps.
If faces are all regular, it is a semiregular polyhedron.
[edit] See also
- Set of antiprisms
- Octahedron Triangle-capped antiprism
- Square antiprism
- Pentagonal antiprism
- Hexagonal antiprism
- Octagonal antiprism
[edit] External links
- Virtual Reality Polyhedra www.georgehart.com: The Encyclopedia of Polyhedra
- VRML model
- Conway Notation for Polyhedra Try: "A7"
