Prove two triangles are congruent by showing they satisfy one of four criteria. Find missing lengths by using the scale factor. The relationship between similar shapes may be expressed as a ratio.

Similar shapes worksheet for GCSE and iGCSE maths: scale factors, missing lengths, similar triangles and area and volume scale factors. With solutions. A complete similar shapes worksheet for Pearson ...

Find missing lengths in similar shapes with this editable 86-slide Year 9 maths PowerPoint. Pupils identify corresponding sides, choose a complete pair of lengths and use the scale factor to calculate ...

These reflected rectangles are example of congruent shapes. When transforming a shape, either through translation, reflection or rotation, a congruent shape is produced. Enlargements create shapes ...