The length of a rectangle is 5 yd longer than its width. If the perimeter of the rectangle is 38 yd, find its area.

Question

Mathematics

Regan Hendricks

15 October, 11:15

The length of a rectangle is 5 yd longer than its width. If the perimeter of the rectangle is 38 yd, find its area.

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Answers (1)

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Ayanna Brewer · Answer 1

L=5+W

P=2 (L+W)

38=2 (L+W)

divide by 2

19=L+W

sub 5+W for L

19=5+W+W

19=5+2W

minus 5 both sides

14=2W

divid both sides by 2

7=W

L=5+W

L=5+7

L=12

area=LW

are=12 times 7

area=84 yd²