a) v1: where ||V1|| = 8.27 and the direction is 34.2° left of the positive y-axis. b) v2: where ||v2|| = 9.10 and the direction is 85.0° below the positive x-axis. c) v3: where ||V3|| = 2.41 and the direction is 14.7° below the negative x-axis.

Calculate the angle between the vectors and . Write your final answer in radians, either as an exact answer or rounded to 1 decimal place.

List as many equal vectors as possible for the diagram below: A B D E с

A pilot sets his airspeed to 500 km/h on a heading of North 65 degrees East . A strong wind is blowing 55 km/h in the direction of South 40 degrees East . Draw a position diagram to illustrate the word problem. Draw a vector diagram using the vectors in the problem to illustrate a vector representing the ground speed relative to earth.