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  • 03-02-2021
  • Mathematics
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 what is x? plz answer only if correct :)

what is x plz answer only if correct class=

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GTjackets09
GTjackets09 GTjackets09
  • 03-02-2021
Since this is a right triangle, the sides are related by the Pythagorean theorem. a^2+b^2=c^2

Legs are a and b. Hypotenuse is c. Plugging in the values gives you:

9^2 + 12^2 = x^2
81 + 144 = x^2

X^2 = 225

Taking the square root of both sides gives you x=15
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