no or j, trig use is fine

4. The captain of an airplane wishes to proceed west. The speed of the plane with respect to still air is 130 km/h. A south wind blows at a constant speed of 55.0 km/h. At what angle must the plane be headed with respect to the west direction in order for it to proceed west? 5. A soccer player kicks the ball that travels a distance of 58.5 m on a level field. The ball leaves his foot at an initial speed of (Vo) and an angle of 27.0 above the ground. Find the initial speed (vo) of the ball. m/s