if the equation 18²+b²=30² is found to be true, what do we know about the triangle?
A. The triangle is a right triangle with a missing leg length of 24.
B. The triangle is a right triangle with a missing side of 34.99.
C. The triangle is a right triangle, and the legs are 30 and 24.
D. The triangle is a right triangle, and the hypotenuse is 18.