Volume Using relevant formulae the volume and surface area of cuboids, cubes, prisms, cylinders, spheres, cones and composite shapes can be calculated. Pythagoras Pythagoras' Theorem can be used ...

This is called a hexagonal prism. Some 3D shapes, like cubes and pyramids, can be opened or unfolded along their edges to create a flat shape. The unfolded shape is called the net of the solid.