Asked by jojo

The ratio of the length to width of a rectangle is 5:8. If the width of the rectangle is 42 inches, what is the perimeter of the rectangle, to the nearest tenth?

Answers

Answered by oobleck
Usually the length is longer than the width, but we'll do it your way.
w/42 = 8/5
w = 67.2
p = 2(42 + 67.2) = 218.4
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