Enneagonal prism
Enneagonal prism | |
---|---|
Type | Uniform polyhedron |
Faces | 2 Enneagons 9 squares |
Edges | 27 |
Vertices | 18 |
Vertex configuration | 9.4.4 |
Wythoff symbol | 2 9 | 2 |
Coxeter diagram | |
Symmetry group | D_{9h}, [9,2], (*922), order 36 |
Rotation group | D_{9}, [9,2]^{+}, (922), order 18 |
Dual polyhedron | Enneagonal dipyramid |
Properties | convex semiregular |
Vertex figure | |
In geometry, the enneagonal prism (or nonagonal prism) is the seventh in an infinite set of prisms, formed by square sides and two regular enneagon caps.
If faces are all regular, it is a semiregular polyhedron.
Related polyhedra
Polyhedron | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Coxeter | |||||||||||
Tiling | |||||||||||
Config. | 2.4.4 | 3.4.4 | 4.4.4 | 5.4.4 | 6.4.4 | 7.4.4 | 8.4.4 | 9.4.4 | 10.4.4 | 11.4.4 | 12.4.4 |
This polyhedron-related article is a stub. You can help Wikipedia by expanding it. |
This page is based on the copyrighted Wikipedia article "Enneagonal prism"; it is used under the Creative Commons
Attribution-ShareAlike 3.0 Unported License (CC-BY-SA). You may
redistribute it, verbatim or modified, providing that you comply with
the terms of the CC-BY-SA