Question

Select the equation below that shows the correct setup to solve for the length of side BC in the triangle above.
- 9^2+x^2=15^2
- 9^2 -x^2=15^2
- 9^2 -15^2=x^2
- 9^2 +15^2=x^2
- 15^2 + x^2= 9^2