What’s the answer?
It’s for maths

So, the 136 degrees is vertically opposite to X. There's a rule that vertically opposite angles are equal. So, the answer of X is 136 too. If you find the degrees of the right and left side, you just have to subtract is too 180 since straight line is equivalent to 180 degrees.

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.