Triakis tetrahedron
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| Triakis tetrahedron | |
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| Missing image Triakistetrahedron.jpg Triakistetrahedron Click on picture for large version. Click here for spinning version. | |
| Type | Catalan |
| Face polygon | isosceles triangle |
| Faces | 12 |
| Edges | 18 |
| Vertices | 8 = 4 + 4 |
| Face configuration | 3,6,6 |
| Symmetry group | tetrahedral (Td) |
| Dual polyhedron | truncated tetrahedron |
| Properties | convex, face-uniform, don't know what else |
A triakis tetrahedron is a catalan solid which looks a bit like an overinflated tetrahedron.