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09-12-2016
Mathematics

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Find length of the hypotenuse of a right triangle with legs of 9cm and 12 cm

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09-12-2016

Pythagorean theorem = a^2 + b^2 = c^2
9^2 + 12^2 = c^2
81 + 144 = c^2
225=c^2
square root of 225 is 15
Hypotenuse = 15 cm

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