SOLUTION: If the length of a rectangle is 3 feet longer than its width and the diagonal is 15 feet, find the dimensions (length & width).

Algebra ->  Rectangles -> SOLUTION: If the length of a rectangle is 3 feet longer than its width and the diagonal is 15 feet, find the dimensions (length & width).       Log On


   

Question 451852: If the length of a rectangle is 3 feet longer than its width and the
diagonal is 15 feet, find the dimensions (length & width).
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The diagonal of a rectangle is the hypotenuse of a right triangle, so:









Just solve for , discard the extraneous negative root, and then calculate


John

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