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Similarity and Congruence

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Presentation on theme: "Similarity and Congruence"— Presentation transcript:

1 Similarity and Congruence
L.O. All pupils are able to recognise similar shapes All pupils can find missing sides by finding the linear scale factor

2 Key Words: Similar Congruent

3 Starter: Are the below are similar? Why/not? B A D C

4 Similarity and Congruence
L.O. All pupils are able to recognise similar shapes All pupils can find missing sides by finding the linear scale factor

5 If each pair of shapes are similar, find the missing lengths.
Main: find missing sides by finding the linear scale factor If each pair of shapes are similar, find the missing lengths. 3 cm 9 cm 15 cm y

6 Find the missing lengths of similar shapes
Main: find missing sides by finding the linear scale factor Example: Find the missing lengths of similar shapes

7 Main: find missing sides by finding the linear scale factor

8 Main: find missing sides by finding the linear scale factor

9 Main: find missing sides by finding the linear scale factor

10 Main: find missing sides by finding the linear scale factor

11 Similarity and Congruence
L.O. All pupils are able to recognise similar shapes All pupils can find missing sides by finding the linear scale factor


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