Find the measure of the missing angle

Answer:
c = 49
b = 131
Step-by-step explanation:
c and 49 are vertical angles and vertical angles are equal
c = 49
b and 49 are supplementary angles and supplementary angles add to 180 degrees
b+49 = 180
b = 180-49
b =131
Answer:
Hello!
c = 49
b = 131
explanation: 131 + 131 + 49 + 49 = 360
hope that helps!