George jumps off a tire swing into a circular pond causing circles of waves. one of the waves travels at 16 ft/sec. a. the radius of the wave increases with time. write an equations to represent this relationship. b. the area of the circle depends on the radius. write an equations to represent this relationship. c. the area of the pond if 22,000 square feet, how long will if take the circle to cover the area of the pond? use this information to determine the diameter of the pond.