A polyhedron bounded by twelve regular pentagonal faces; three meeting at each vertex.
The dodecahedron is one of the five platonic solids.
|53||3 | 2 5||12||30||20||A5×C2||Icosahedron|
- `e/r = sqrt(50-22sqrt(5))`
- `e/rho = 3 - sqrt(5)`
- `e/R = (sqrt(5)-1)/sqrt(3)`
See Also: Rhombic Dodecahedron.