Similarity, congruence, symmetry and bearings

Learning objectives

Draw and interpret scale drawings and use three-figure bearings

Calculate lengths in similar shapes using scale factors and corresponding sides

Use the relationships between lengths, areas and volumes of similar shapes, with area factor k² and volume factor k³ (Extended)

Recognise congruent and similar shapes and give simple reasons for similarity

Identify line symmetry and the order of rotational symmetry of two-dimensional shapes

Recognise the symmetry properties of prisms, cylinders, pyramids and cones (Extended)