Answer:
74
Explanation:
1. Showing your knowledge in the problem
Well, you know that a straight line is 180 degrees, right? And you know that the angles are 52 degrees and 54 degrees. So, your equation would be set up like this: 52 + 54 + ____ = 180
2. What is 52 + 54?
106
3. Subtract 180 - 106
74
Hope that helps!