chrisscanlon2805 chrisscanlon2805

03-06-2018
Mathematics

contestada

The perimeter of a rectangle is 40 inches. if its length is three times its width, find the dimensions.'

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Vanitha1412 Vanitha1412

03-06-2018

the perimeter of a rectangle = 2(L+B)

therefore, 40 = 2(L+B)
40/2 = L+B
20 = L+B

3L+B = 20
B= 20/4
= 5
L= 5*3
= 15

i hope this helps

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