Step-by-step explanation:
Put the interior angle equal to 180.
It would look something like this:
x+45=180
-45 -45
180-45= 135 so the exterior angle would be 135!
so if you do 9 divided by 60 and it will give you 0.15 and that is your answer
You can do this fairly easily on Excel. (its 56)
Answer: The third one
Step-by-step explanation: I just did the question on edge. ,and I got it right.
C would equal -3 because you are going up 9 units
