GCSE Edexcel 3-dimensional shapes - Edexcel Volume and surface area 3-dimensional shapes have faces, edges and vertices. Volume is the space contained within a 3D shape.

Volume and surface area The volume of a 3D shape is the space inside it. This cuboid contains 12 small cubes. Each small cube has a volume of 1 cm 3. The volume of the cuboid is 12 cm 3.