Only have a few questions left please help ;-;

Answer:
Hello! answer: 100
Step-by-step explanation:
25 + 55 = 80 180 - 80 = 109 therefore the answer is 100 HOPE THAT HELPS!
Answer:
B
Step-by-step explanation:
25 + 55 = 80 and 180 is for the total so it would be 100 degrees
80 = 100 = 180