Given an object in the figure, rotate the object clock wise (ck) by an angle 90° and then rotate the object counter clock wise (cck) by an angle 45°, given Sin(90°)= 1, Cos(90°)=0, Sin(-90°)=-1, Cos(-90°)= 0, Sin(45) = 0.7, Cos(45) 0.7, Sin(- 45°)=-0.7, Cos (- 45°)=-0.7: 2 1 1 2 3