The legs of a right angle measure 9 feet and 12 feet. What is the length of the hypotenuse?

asked Sep 18, 2018 70.7k views

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Call x is the length of hypotenuse. We have:
$9^(2) + 12^(2) = x^2 =\ \textgreater \ x^2= 81 + 144 = 225 =\ \textgreater \ x= √(225)= 15$

Sinetheta answered Sep 20, 2018

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2 votes

A^2 + B^2 = C^2
81 + 144 = C^2
C = 225^(0.5)
C= 15

Teshia answered Sep 24, 2018

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