The answer to that is 138
~Silver
The answer is 180.
12 times 15 equals 180
18 times 10 equals 180
20 times 9 equals 180
Answer:
its B
took the test and got this question right
Answer:
pls follow me mark me as brainiest
Answer:
42
Step-by-step explanation:
Angle 1 and the angle that is 138 degrees is on the same line. A line is 180 degrees, so you subtract 138 from 180 and you get 42. I hope this helps (: