You don't have to give me an answer to the question, I just need an explanation on how to work these problems.

147

explanation: a straight line is 180° so 180-33= 147

Explanation:

When a transversal cuts 2 parallel lines, there are only 2 answers for each of the 8 angles formed. 33 is one of them. x is the other. x and 33 are supplementary

x + 33 = 180               Subtract 33 from both sides

x +33 - 33 = 180 - 33

x - 147

answer(c) carved on a babylonian clay tablet that showed earth as a flat circular disk;