At t = 0, an automobile traveling north begins to make a turn. It follows one-quarter of the arc of a circle of radius 10.8 m until, at t = 1.48 s, it is traveling east. The car does not alter its speed during the turn
A) Find the car's speed.
_______m/s
B) Find the change in its velocity during the turn.
______m/s
C) Find its average acceleration during the turn.
______m/s