The ancient Greek mathematician Euclid proved in his Elements of Geometry that there are only five Platonic solids – the regular tetrahedron (four sides that are equilateral triangles), the cube (six ...

The net of a dodecahedron (a platonic solid with twelve pentagonal faces) is made up of 12 regular pentagons. A cube has six faces. The net of a cube is made up of six squares. First draw the ...