Asked by Student12
What airspeed would a plane have to travel to have a groundspeed of 320 km/h [S] if there is a 50.0 km/h wind coming from the northwest?
Answers
Answered by
bobpursley
airspeed: use the law of cosines
s^2=320^2+50^2-2*320*50*cos45
s^2=320^2+50^2-2*320*50*cos45