If xyz is an isosceles triangle with base , what is the measure of x?

5/6+7/8what is the answer sealsdbdbshd

Find the solution of each of the following.

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?