## The perimeter of a rectangle is 90 feet. The length is 27 feet. What is the width of the rectangle? feet:____?

Question

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## Answers ( No )

P= 2L + 2W

90=(27)2 +2W

90=54 + 2W

-54 -54

36=2W

÷2 ÷2

18= W

P = 2(l+w)

substitute in the knowns

90 = 2(27+w)

divide by 2

90/2 = 2/2 *(27+w)

45 = 27+w

subtract 27 from each side

18=w

w = 18ft