3 years ago

A rectangle is twice as long as it is wide. If its area is 50 sq. yd., find the length.

1 answer:

5 0

A = L * W
A = 50
L = 2W

50 = W(2W)
50 = 2W^2
50/2 = W^2
25 = W^2
sqrt 25 = W
5 = W

L = 2W
L = 2(5)
L = 10 <==length is 10 yd

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