Truncated tetrahedron
| Truncated tetrahedron | |
|---|---|
| Type | Archimedean solid, Uniform polyhedron | 
| Faces | 4 hexagons 4 triangles | 
| Edges | 18 | 
| Vertices | 12 | 
| Symmetry group | tetrahedral symmetry | 
| Dual polyhedron | triakis tetrahedron | 
| Vertex figure | |
| Net | |
In geometry, the truncated tetrahedron is an Archimedean solid. It has 4 regular hexagonal faces, 4 equilateral triangle faces, 12 vertices and 18 edges (of two types). It can be constructed by truncating all 4 vertices of a regular tetrahedron.