SOLUTION: the length of a rectangle is 4 feet more than the width. the area of the rectangle is 32 square feet. find the length and width. round your answer to the nearest tenth of a foot

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Question 863837: the length of a rectangle is 4 feet more than the width. the area of the rectangle is 32 square feet. find the length and width. round your answer to the nearest tenth of a foot
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

A = Lw = (w+4)w = 32 ft^2

         w^2 + 4w -32 = 0

         (w + 8)(w-4) = 0    (Tossing out the negative solution for unit measure)

                w = 4ft and L = 8ft