alexis92 alexis92

28-06-2017
Mathematics

contestada

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

Respuesta :

28-06-2017

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

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vtrnnhlinh vtrnnhlinh

28-06-2017

Call x is the length of hypotenuse. We have:[tex] 9^{2} + 12^{2} = x^2 =\ \textgreater \ x^2= 81 + 144 = 225 =\ \textgreater \ x= \sqrt{225}= 15 [/tex]

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