SOLUTION: suppose that the width of a certain rectangle is .3 of its length and the area of that same rectangle is 4.8 square meters. Find the length of the rectangle.

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Question 375674: suppose that the width of a certain rectangle is .3 of its length and the area of that same rectangle is 4.8 square meters. Find the length of the rectangle.
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
w = 0.3l,
4.8+=+wl+=+0.3l%2Al+=+0.3l%5E2,
16+=+l%5E2, or l = 4 m., and w = 0.3*4 = 1.2 m.