Answer:
the value is 60
Explanation:
60 degrees
All interior angles in a triangle add up to 180. So if you have two already, just subtract both angles from 180 to get the last angle. The equation is:
65 + 55 + b = 180
120 + b = 180
-120 -120
___________
b = 60
4.5m questions
5.7m answers