SOLUTION: A farmer wishes to put a diagonal brace on his gate. How long should the brace be if the gate is rectangular 12 by 5 ft

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 Question 254125: A farmer wishes to put a diagonal brace on his gate. How long should the brace be if the gate is rectangular 12 by 5 ftFound 2 solutions by nerdybill, unlockmath:Answer by nerdybill(6948)   (Show Source): You can put this solution on YOUR website!Apply Pythagorean theorem: Let x = length of diagonal then x^2 = 12^2 + 5^2 x^2 = 144 + 25 x^2 = 169 x = 13 feet Answer by unlockmath(1599)   (Show Source): You can put this solution on YOUR website!Hello, We can use the following formula to solve this. A^2 + B^2 = c^2 A and B will be the sides of the rectangle. Plug in the numbers. 12^2 + 5^2= C^2 This can be rewritten as: 144+ 25 = C^2 169 = C^2 Square root both sides will give us: C = 13 There we go the length of the diagonal is is 13 feet long. RJ Check out a new math book at www.math.unlock.com