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18-04-2018
Mathematics

contestada

Calculate the length of a triangle if another length is 15 feet and the hypotenuse is 39 feet.

Respuesta :

18-04-2018

We have to use Pythagorean theorem that says :

[tex]a^2+b^2=c^2\\\Rightarrow a^2+15^2=39^2\\a^2=39^2-15^2\\a=\sqrt{1296}\\a=36[/tex]

The missing length of the triangle is : 36 feet

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