C)90 because if it go all the way around it would be 180 and I don't see that
Step-by-step explanation:
hope it's helpful.........
The first thing that he has to do is take that "minus" sign through the parentheses containing the second polynomial. Some students find it helpful to put a " 1 " in front of the parentheses, to help them keep track of the minus sign. Here's what the subtraction looks like, when working horizontally/
The answer would be D i believe
