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07-09-2018
Mathematics

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The length of a rectangle is 6 ft longer than twice the width. If the perimeter is 66 ft, find the length and width of the rectangle.

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tramserran tramserran

07-09-2018

Length (L): 2w + 6

width (w): w

Perimeter (P) = 2L + 2w

66 = 2(2w + 6) + 2(w)

66 = 4w + 12 + 2w

66 = 6w + 12

48 = 6w

8 = w

Length (L): 2w + 6 = 2(8) + 6 = 16 + 6 = 22

Answer: width = 8 ft, length = 22 ft

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