INTERACTIVE EXAMPLE
© Copyright, Department of Physics, University of Illinois at Urbana-Champaign
Comments

An airplane flies with its nose pointed at an angle of 30 degrees north of due east and at an air speed of 100 miles per hour. There is a wind blowing from east to west at a speed 25 miles per hour relative to the ground. Calculate the speed of the plane relative to the ground.

speed = miles/hour