Question

The Length and breadth of a rectangle are 12 hole 5 by 7 metre & 9 hole 5 by 7 metre respectively .Find it's perimetre

Answer 1

44whole 6/7

Step-by-step explanation:

Length= 12 whole 5/7m

Breadth= 9 whole 5/7m

$perimeter=2\times(length+ breadth)$

.

$2 \times ( 12\frac{5}{7} + 9 \frac{5}{7})$

$2 \times (\frac{89}{7} + \frac{68}{7} )$

$2 \times \frac{157}{7}$

$\frac{314}{7} = 44 \frac{6}{7}$

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