Find the measure of LM

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?

Sate why the measure of angle d is 120 degrees

Shane and abha earned a team badge that required their team to collect no less than 2000 cans for recycling. abha collected 178 more cans than shane did. write an inequality to determine the number of cans, s, that shane could have collected.