Platonic Solids

Tetrahedron

Faces: 4 equilateral triangles
Edges: 6
Vertices: 4
Dihedral angle: 70.528°

Cube

Faces: 6 squares
Edges: 12
Vertices: 8
Dihedral angle (degrees): 90°

Octahedron

Faces: 8 equilateral triangles
Edges: 12
Vertices: 6
Dihedral angle (degrees): 109.471°

Dodecahedron

Faces: 12 regular pentagons
Edges: 30
Vertices: 20
Dihedral angle (degrees): 116.565°

Icosahedron

Faces: 20 equilateral triangles
Edges: 30
Vertices: 12
Dihedral angle (degrees): 138.190°