Looking at this picture, tell me what the measue of angles 6, 7 and 8

Answer:
Angle 2 = angle 6 = 180 - angle 5 = 180 - 75 = 105
Angle 8 - 180 - angle 6 = 180 - 105 = 75
Angle 7 = 180 - angle 8 = 180 - 75 = 105