#### Answer

$\frac{2}{3}$cm

#### Work Step by Step

The perimeter is the sum of the lengths of the sides.
$\frac{1}{6}\times4=\frac{4}{6}=\frac{4\div2}{6\div2}=\frac{2}{3}$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

$\frac{2}{3}$cm

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