SOLUTION: A triangle has legs of 12 inches long, what is it's hypotenuse? (please simplify the radical)

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Question 391689: A triangle has legs of 12 inches long, what is it's hypotenuse? (please simplify the radical)
Answer by richard1234(7193) About Me  (Show Source):
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Recalling the 1 - 1 - sqrt(2) triangle, we can scale the triangle by 12 (since the triangle must still be similar) to obtain a 12-12-12*sqrt(2) triangle. Therefore the hypotenuse is 12*sqrt(2).