SOLUTION: a square has a perimeter of 36 ft. what is the length of the diagonal, to the nearest foot?

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Question 383749: a square has a perimeter of 36 ft. what is the length of the diagonal, to the nearest foot?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
36/4=9
9^2+9^2=
81+81=162
sq rt 162=12.72=13 ft