Respuesta :

Answer:

Value of x is 90°

Step-by-step explanation:

Why?Imagine it as a shape of circle.

Circle has a measurement total of 360°

Semi cirlcle(half of the circle) is equivalent to 180

Now,

The bottom semi circle has a 146°

The top has a 56°

You can simply compute it by subtracting them.

[tex]146 - 56 = 90[/tex]