Two Objects Are Moving in the Xy-Plane

Multiple Choice

Two objects are moving in the xy-plane. Object A has a mass of 3.5 kg and has a velocity of 5.3 m/s at an angle of 30° from the x-axis and object B has a mass of 1.9 kg and has a velocity of 6.2 m/s at an angle of 72° from the x-axis. What is the total momentum of the system?

A) 55 kg m/s at an angle of 5.7°
B) 5.1 kg m/s at an angle of 45°
C) 32 kg m/s at an angle of 23°
D) 11 kg m/s at an angle of 53°
E) 28 kg m/s at an angle of 46°