I believe it’s
a = 4
b = -8
c = -3
Answer:
139°
Step-by-step explanation:
these angles are supplementary angles, meaning that when added together, they equal 180°
so you just need to subtract 41 from 180 which gets you 139.
The last one is the right answer
Use Desmos, it is a great graphing calculator to help you with stuff like this!