Tridiminished icosahedron
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| Tridiminished icosahedron | |
|---|---|
 |
|
| Type | Johnson |
| Faces | 5 triangles, 3 pentagons |
| Edges | 15 |
| Vertices | 9 |
| Vertex configuration | 3 of 33.5 6 of 3.52 |
| Symmetry group | C3v |
| Dual polyhedron | - |
| Properties | convex |
In geometry, the Tridiminished icosahedron is one of the Johnson solids (J63).
The 92 Johnson solids were named and described by Norman Johnson in 1966.
