Answer:
its 6 hope it helps if not 4 do not know
Step-by-step explanation:
If what ? What is the If part, so I can help answer your question.
Answer:
b=20
c=160
Step-by-step explanation:
b has the same measurement as the other angle that is across from it. c is 160 because the line that c is on is a straight line so it is 180 degrees, you subtract the other angle on the line,20, then you get the answer.