# Congruent and similar shapes - Maths Part 1

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- Created by: Jake Popple
- Created on: 09-04-12 13:02

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**Similar shapes**

Similar figures are identical in shape, but not in size.

For example, two circles are always similar,

Two squares are always similar:

And two rectangles could be similar:

But will probably **not** be.

**Similar figures **

B is an enlargement of A. The lengths have doubled. but the angles have stayed the same.

**Remember:** For any part of similar figures corresponding **sides** are in the **same ratio** and corresponding **angles** are **equal.**

Look at the diagram below. Figures abcd and ABCD are similar.

ad/AD = 8/12 = 2/3 and bc/BC = 4/6…

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