A 11000-kg truck moving east (E) at 9 m/s collides with a 3000-kg car moving in the opposite direction, west (W), at 45 m/s. If they stick together after the impact, how fast and, in what direction, will they be moving?

Please, show your work.

answer: i'm not sure which is which for i get confused on it all the time but i can tell you that the answer lies with the convex and concave devices. i hope this you. have a good day and best of luck to you!

explanation:

the part of the wave he is travelling on is the crest

0.11 m/s and 0.28 m/s should be correct

attach the statements so i can answer : )