Please help! Giving brainliest answer! A baseball diamond is a square with side 90 feet. A batter hits the ball and runs toward first base with a speed of 21 It/s.
90 ft
(a) At what rate (In fus) is his distance from second base decreasing when he is halfway to first base? (Round your answer to one decimal place.)
(6) At what rate (in ft/s) is his distance from third base increasing at the same moment? (Round your answer to one decimal place.)
US