Pentambus
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| Pentambus | |
|---|---|
 | |
| Rank | 2 |
| Type | Isotopic |
| Space | Spherical |
| Notation | |
| Coxeter diagram | m5m |
| Elements | |
| Edges | 10 |
| Vertices | 5+5 |
| Vertex figure | Dyad |
| Measures (edge length 1) | |
| Central density | 1 |
| Related polytopes | |
| Dual | Dipentagon |
| Abstract properties | |
| Euler characteristic | 0 |
| Topological properties | |
| Orientable | Yes |
| Properties | |
| Symmetry | H2, order 10 |
| Convex | Yes |
| Nature | Tame |
The pentambus is a non-regular equilateral decagon with pentagonal symmetry. It has 10 edges of equal length, with 2 alternating angles. The two alternating angles in a pentambus add up to 288°.