Question

find perimeter of rectangle 7m 3.2m​

Answer 1

Perimeter of rectangle is equals to 2(l +b)

2 into (7+3.2)

2 into 10.2

20.4

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Answer 2

$perrimeter \: of \: rectangle = 2(l + b) \\ = 2(7 + 3.2) \\ = 2(10.2) \\ = 2 \times 10.2 \\ = 20.40$

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Listen.. length= 7

breathe=3.2