The volume of a 3D shape is the amount of space inside it. Volume is measured in cubic units such as cm³ and m³. The volume, or capacity, of liquids is measured in millilitres or litres. The surface ...
The most common pyramids are square-based, rectangular-based and triangular-based pyramids. The area of the base is \(5 \times 5 = 25cm^2\) The area of each triangular face is \((5 \times 6) \div 2 = ...