The area of a rectangle is 42 square millimeters. The length is 7 millimeters. What is the perimeter of the rectangle?

asked Jan 27, 2021 49.7k views

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3 votes

Answer:

26 mm

Explanation:

A=wl= 42 mm²

l=7, w= 42/7= 6 mm

P=2(l+w)= 2(7+6)= 26 mm

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