Check the picture below.
make sure your calculator is in Degree mode.
Answer:
I think the answer is A
Step-by-step explanation:
If they drive in opposite directions it will take 1.66 hours for them to get 225 miles away from each other.
13 is 141. A octagon has 1080 degrees and if you add all the angles up you get 939 and 1080-930=141