Answer:
I am pretty sure we are all tired but here is your answer 195
Step-by-step explanation:
The first choice.
The equation of this first line is -2, and since there is an open circle, it is not equal to -3.
The equation of the second line is -x-2, and there is a closed circle, so it includes -3
40% is the answer. you create a ratio and percent table is a way of solving it. Hope this helps!
This question is asking "Where does cosine equal

?"
Based on our unit circle values and the domain of the cos^{-1} function, we see that at 30 degrees, or

, cosine is equal to

.