Composite 3D solids can be created from simple 3D solids. Total volume of the salt shaker = volume of cylinder + volume of hemisphere. Volume of cylinder = \( \pi r^2 h = \pi \times 1.5^2 \times 5 ...

GCSE; Eduqas; 3-dimensional shapes - Eduqas Composite volumes and surface areas. 3-dimensional shapes have faces, edges and vertices. Volume is the space contained within a 3D shape. Surface area ...