Answer:
16
Step-by-step explanation:
Answer:
C.
Step-by-step explanation:
First, call the unknown angle x.
Use the Exterior Angle Theorem:
140 = 45 + x
x = 95°
This might be wrong, but you need to get x be itself on the left side and then after you do that, the x on both sides will cancel. Whenever you try to subtract one x from the other it will cancel them. So technically that's all you can do.
Answer:
B maybe
Step-by-step explanation: