A) The car is moving 75 degrees to northeast because if the car Is going east and now going northeast. Clearly it's 75 degrees.
B) the angle would be 75 degrees because the angle because of the vertical angle ( vertical looks like a bow tie and the picture) and vertical angles are always the same.
C) The angle created by the turning is 105 degrees, remember the horizontal lines are 180 degrees and the other side if 3rd street would be 75 degrees, but subtract 75 from 180 you would get 105 degrees.
