| Vertices: | 24 (12[5] + 12[5]) |
| Faces: | 20 (triambi) |
| Edges: | 60 (equal length) |
| Symmetry: | Full Icosahedral (Ih) |
| Dihedral Angle: | acos(-1/3) | ≈109.471220634 degrees |
| Dual Solid: | Ditrigonal Dodecadodecahedron |
| (values below based on unit-edge-length Ditrigonal Dodecadodecahedron) |
| Edge Length: | 2*sqrt(2) | ≈2.8284271247461900976 |
| Inner Vertex Radius (12): | sqrt(5-2*sqrt(5)) | ≈0.72654252800536088590 |
| Outer Vertex Radius (12): | sqrt(5+2*sqrt(5)) | ≈3.0776835371752534026 |
| Edge-scribed Radius: | sqrt(2)/2 | ≈0.70710678118654752440 |
| Inscribed Radius: | sqrt(3)/3 | ≈0.57735026918962576451 |
|