Heptagonal-rhombic triacontahedral duotegum
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| Heptagonal-rhombic triacontahedral duotegum | |
|---|---|
| Rank | 5 |
| Type | Uniform dual |
| Notation | |
| Coxeter diagram | m7o2o5m3o |
| Elements | |
| Tera | 210 rhombic scalenes |
| Cells | 420 digonal disphenoids, 210 rhombic pyramids |
| Faces | 84+140 isosceles triangles, 420 scalene triangles, 30 rhombi |
| Edges | 7+60+84+140 |
| Vertices | 7+12+20 |
| Vertex figure | 7 rhombic triacontahedral tegums, 12 pentagonal-heptagonal duotegums, 20 triangular-heptagonal duotegums |
| Measures (edge length 1) | |
| Central density | 1 |
| Related polytopes | |
| Dual | Heptagonal-icosidodecahedral duoprism |
| Abstract & topological properties | |
| Euler characteristic | 2 |
| Orientable | Yes |
| Properties | |
| Symmetry | H3×I2(7), order 1680 |
| Convex | Yes |
| Nature | Tame |
The heptagonal-rhombic triacontahedral duotegum is an isoteric duotegum that consists of 210 rhombic scalenes and 39 vertices.