Pentagonal bifrustum
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| Pentagonal bifrustum | |
|---|---|
 | |
| Rank | 3 |
| Space | Spherical |
| Elements | |
| Faces | 2 pentagons 10 isosceles trapezoids |
| Edges | 10+10+10 |
| Vertices | 5+10 |
| Vertex figures | 10 isosceles triangles |
| 5 rhombi | |
| Measures (edge length 1) | |
| Central density | 1 |
| Number of external pieces | 12 |
| Related polytopes | |
| Dual | Elongated pentagonal bipyramid |
| Conjugate | None |
| Abstract & topological properties | |
| Euler characteristic | 2 |
| Surface | Sphere |
| Orientable | Yes |
| Genus | 0 |
| Properties | |
| Symmetry | H2×A1, order 20 |
| Convex | Yes |
| Nature | Tame |
The pentagonal bifrustum is a polyhedron formed by two pentagonal frustums blended at their bases. It is the dual of the elongated pentagonal bipyramid.
External links[edit | edit source]
- Wikipedia Contributors. "Pentagonal bifrustum".