Pair the figures with their perimeter.

34 cm

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42 cm

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24 cm

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Solution

1. Rectangle
$P e r i m e t e r = 2 \times (l e n g t h + b r e a d t h)$
$= 2 \times (14 c m + 7 c m)$
$= 2 \times 21 c m$
$= 42 c m$

2. Square

$P e r i m e t e r = 4 \times (s i d e)$
$= 4 \times (6 c m) = 24 c m$

3. Triangle

$P e r i m e t e r = (9 + 14 + 11) c m$
$= 34 c m$

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