UK Secondary (7-11)
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Introduction to Similarity

Interactive practice questions

Which pair of triangles are similar?

Select the two triangles that are similar.

A

B

C

D

A

B

C

D
Easy
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The smaller quadrilateral has been reflected, then enlarged and finally rotated.

Dave wants to transform a shape but wishes it to remain similar to the original shape. Which of these transformations is he able to perform, while maintaining similarity?

Write the following using mathematical symbols:

$\triangle ABC$ABC is similar to $\triangle DEF$DEF.

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