In this photograph shown, the ferris wheel has a total of 40 cars, evenly spaced around the circle frame. Use this picture to answer the following questions:
a) How many lines of symmetry are in the ferris wheel?
b) If I get on at the bottom of the ferris wheel, in how many degrees will it take for my car to get to the top of the ferris wheel?
c) As the ferris wheel turns, in how many degrees will it take to get to the same position as the car that is immediately in front of me?