Volume is the space contained within a 3D shape. Surface area is the sum of the area of each face.

The formulae used to calculate the volume and surface area of cones and spheres will appear on the formula sheet provided with your M4 exam paper, but it's still helpful to learn them so you can ...

Geometry uses math to describe and investigate different points, lines and shapes. In geometry, the relationships among different parts of a shape can be described with mathematical formulas.