20aromero 20aromero

04-07-2020
Mathematics

contestada

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

Respuesta :

mhanifa mhanifa

04-07-2020

Answer:

26 mm

Step-by-step 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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