i don't know how to solve this
Answer in at least 3 complete sentences.
Answer: 60 degrees
Step-by-step explanation:
Answer:60
Step-by-step explanation:When you do 55+5 you get 60. That's because it moves 5 degrees right which adds onto 55. Then you do 180-60 to find the measure of 2. That's 120 and finally you do 180-120 to find the measure of 3, which is 60.