A baseball diamond is a square with side 90 ft. A batter hits the ball and runs toward first base with a speed of 25 ft/s. (Round your answers to one...

A baseball diamond is a square with side 90 ft. A batter hits the ball and runs toward first base with a speed of 25 ft/s. (Round your answers to one decimal place.)(a) At what rate is his distance from second base decreasing when he is halfway to first base?1 ft/s(b) At what rate is his distance from third base increasing at the same moment?2 ft/s