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One of the legs of a right triangle is 3 inches and the hypotenuse is 9 inches. What is the length of the other leg?
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19 votes
One of the legs of a right triangle is 3 inches and the hypotenuse is 9 inches. What is the length of the other leg?

User Reni
by
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1 Answer

11 votes
6√2 or 8.48528137424

use the pythagorean theorem
9^2=3^2+x^2
81=9+x^2
72=x^2
√72 = 6√2 or 8.48528
User GiuServ
by
4.5k points
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