I do believe it is 12 as well considering the fact that it's negative three and not positive. If it was a positive three then maybe it would be 18.
Answer would be C because a straight line is equal to 180° so if you add up 3x° and 27° it should be equal to 180°
Answer:
All except irrational-
Step-by-step explanation:
100/100 is 1. This makes it real, an integer, whole,natural, and rational.
20 i think sorry if its wrong not my best subject.
