Enneagonal-triakis icosahedral duotegum
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Enneagonal-triakis icosahedral duotegum | |
---|---|
Rank | 5 |
Type | Uniform dual |
Notation | |
Coxeter diagram | m9o2m5m3o |
Elements | |
Tera | 540 digonal disphenoidal pyramids |
Cells | 270 digonal disphenoids, 540+540 sphenoids |
Faces | 60+108+180+270 isosceles triangles, 540 scalene triangles |
Edges | 9+30+60+108+180 |
Vertices | 9+12+20 |
Vertex figure | 9 triakis icosahedral tegums, 12 enneagonal-decagonal duotegums, 20 triangular-enneagonal duotegums |
Measures (edge length 1) | |
Central density | 1 |
Related polytopes | |
Dual | Enneagonal-truncated dodecahedral duoprism |
Abstract & topological properties | |
Euler characteristic | 2 |
Orientable | Yes |
Properties | |
Symmetry | H3×I2(9), order 2160 |
Convex | Yes |
Nature | Tame |
The enneagonal-triakis icosahedral duotegum is an isoteric duotegum that consists of 540 digonal disphenoidal pyramids and 41 vertices.