The perimeter of a rectangle is 64 feet. If the width is 4 feet what is the length?

asked Jan 11, 2018 40.1k views

3 votes

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3 votes

64 = 2(l+w)

64 = 2[l+(4)]

64 = 2l + 8

64 - 8 = 2l

56 = 2l

56/2 = 2l/2

28 = l

Danielpops answered Jan 13, 2018

5.3k points

4 votes

Perimeter: 2(length + width)
64 = 2(length + 4)
32 = (length + 4)
28 = length

Santanu Karar answered Jan 18, 2018

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