if m<BCG=X-25 and m<CGD=3x+33 find x so <BGD is a right angle

Answer 1

You need a diagram with this, or at least more information about the shape.

Answer 2

The three angles of this triangle are 90, x-25 , and 3x+33.

Set up this equation and solve: 90 + x -25 +3x +33 = 180