Question

Plz help me with this problem plz

Answer 1

x=123 degree

Explanation:

sum of angles in a straight line=180 degree

angle one=57 degree

second angle=x

hence,x+57=180

x=180-57

x=123 degree

Answer 2

The square represents that this angle is 90°. Therefore to find x you subtract 57° from 90° which gives 33°.