Sasha and Amir are running around a circular track. Their coach is standing in the center of the circle, recording their times.(a) If Sasha runs 3 times around the track, so that the coach turns 3 full rotations while watching him run, through how many degrees has the coach turned?The coach turns through(b) Through how many radians has he turned?The coach turns through9(d) Through how many radians has he turned?The coach turns throughradians.(c) Through how many degrees does the coach turn if Amir runs 1.75 times around the track?The coach turns throughradians.