For example, counting the cubes of the top layer and by cubing one of the cube’s sides. To find the volume ... The edge of the cube measures 5 cm. 5³ = 5 x 5 x 5. The volume of the cube is ...

Twenty five take away five leaves twenty cubes in this layer. In the second layer, the hole punched through the top meets the holes punched round the sides by the top of the cross shape.

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 ...