oliviabeard157p2obr6 oliviabeard157p2obr6
  • 18-04-2018
  • Mathematics
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Calculate the length of a triangle if another length is 15 feet and the hypotenuse is 39 feet.

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Stiaen
Stiaen Stiaen
  • 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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