Question 1038133
The hypotenuse is (2x-6) meters, and one leg is 6 meters. So the missing leg,x, would be:
(2x-6)^2-6^2=x^2
4x^2-24x+36-36=x^2
3x^2=24x
x^2=8x
x=8
Your triangle is 6x8x10!!!!!!!!!!!!!