7.2 Use a scale (10 mm = 2 m) and draw an accurate scale diagram to the represent route the athlete traveled. Determine from your diagram the athlete's resultant displacement.​

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.

at right angles to each other