Enlargement and Similarities

What are we learning?

Step 1 - Enlarge a shape on a grid

Step 2 - Enlarge a shape about a point on a grid

Step 3 - Enlarge a shape on coordinate axes

Step 4 - Describe an enlargement

Step 5 - Recognise similar shapes

Step 6 - Work out missing sides and angles

• Recognise enlargement and similarity

• Enlarge a shape by a positive integer scale factor

• Enlarge a shape by a positive integer scale factor from a point

• Enlarge a shape by a positive fractional scale factor

• Enlarge a shape by a negative scale factor (H)

• Work out missing sides and angles in a pair of given similar shapes

• Solve problems with similar triangles (H)

• Explore ratios in right-angled triangles (H)