You go to an amusement park with your friend betty, who wants to ride the 70-m-diameter ferris wheel. she starts the ride at the lowest point of a wheel that, as you face it, rotates counterclockwise.
part awhat is the magnitude of her displacement vector when the wheel has rotated by an angle of 40 ∘? express your answer with the appropriate units. part bwhat is the direction of her displacement vector when the wheel has rotated by an angle of 40 ∘, measured counterclockwise from the horizontal?