Augmented dodecahedron
| Augmented dodecahedron | |
|---|---|
| Type | Johnson J57 – J58 – J59 |
| Faces | 5 triangles 11 pentagons |
| Edges | 35 |
| Vertices | 21 |
| Vertex configuration | 3.5(53) 5(32.52) 1(35) |
| Symmetry group | C5v |
| Properties | convex |
| Net | |
In geometry, the augmented dodecahedron is a Johnson solid combining a regular dodecahedron and a pentagonal pyramid.