A square sheet of paper of sides 20 cm is used to make the largest possible circle it can. The area of the unused portion of the square is

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.