Use this problem to answer questions 13 and 14: An airplane flies at a heading of 150" at an airspeed of 200 mph. The wind is blowing toward the direction 200" at a speed of 50 mph. Answer the following two questions by converting to rectangular form, adding, and converting back to polar form. Speed Direction Airplane 200 150 Wind 50 2009 Sum 13. The ground speed of the airplane is: A. 150 mph B. 203 mph C. 235.3 mph D. 250 mph E. 303.1 moh 14. The direction the plane is travelling is: A. 20.60 B. 50 C. 159.45 D. 200.69 E. 339.40