4. The five Platonic solids are the tetrahedron, octahedron, cube, icosahedron, and dodecahedron.

tetrahedron 
octahedron 
cube 
icosahedron 
dodecahedron 
vertices 
4 
6 
8 
12 
20 
edges 
6 
12 
12 
30 
30 
faces 
4 
8 
6 
20 
12 