Triangular hebesphenorotunda
| Triangular hebesphenorotunda | |
|---|---|
| Type | Johnson J91 – J92 – J1 | 
| Faces | 13 triangles 3 squares 3 pentagons 1 hexagon | 
| Edges | 36 | 
| Vertices | 18 | 
| Vertex configuration | 3(33.5) 6(3.4.3.5) 3(3.5.3.5) 2.3(32.4.6) | 
| Symmetry group | C3v | 
| Dual polyhedron | - | 
| Properties | convex, elementary | 
| Net | |
In geometry, the triangular hebesphenorotunda is a Johnson solid with 13 equilateral triangles, 3 squares, 3 regular pentagons, and 1 regular hexagon, meaning the total of its faces is 20.