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What is the length of the hypotenuse of a right triangle with leg lengths of 21 inches and 28 inches?

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find the length of hypotenuse.

hypotenuse-of-right-triangle
simplify-expression

asked Nov 13, 2013 in ALGEBRA 1 by johnkelly Apprentice

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1 Answer

0 votes

From the pythogeren therom

hypotenuse^2 = adjacent side^2+opposite side^2

= 21^2+28^2

= 441+ 784

= 1225

hypotenuse = sqrt1225

hypotenuse = 35 inches

answered Nov 13, 2013 by william Mentor

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