Congruent and similar shapes - Maths Part 1
- Created by: Jake Popple
- Created on: 09-04-12 13:02
Fullscreen
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…
Comments
Report