SOLUTION: The question is find the amount of fencing in linear feet needed for the perimeter of a rectangular lot with a diagonal length 39m and a length 36m.

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Question 849233: The question is find the amount of fencing in linear feet needed for the perimeter of a rectangular lot with a diagonal length 39m and a length 36m.
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
The diagonal forms the hypotenuse of a right triangle. The length forms a leg.
Pythagorean theorem.
36^2 + b^2 = 39^2
b^2 = 39^2 -36^2
b+=+sqrt%2839%5E2+-+36%5E2%29+=+15
Since we have a rectangle with length 36 m and width 15 m
P = 2l + 2w
P = 2(36) + 2(15)

highlight%28P+=+102+m%29