SOLUTION: The length of a rectangle is 5m. less than double the width, and the area of the rectangle is 52m. squared. Find the dimensions of the rectangle.

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Question 934590: The length of a rectangle is 5m.
less than double the width, and the area of the rectangle is 52m. squared. Find the dimensions of the rectangle.


Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

     .

L = 2w-5

A = Lw

(2w-5)w = 52 m^2

2w^2 - 5w - 52 = 0  (tossing out negative solution for unit measure)

(2w-13)(w+4) = 0

w = 13/2m   and L = 8m 2%2813%2F2%29+-+5

And...checking

(13m/2)(8m) = 52m^2