North 150 cos 60 = 75 km N
East 150 sin 60 - 100 = 29.9 km E
distance = sqrt(75^2+29.9^2)
tan angle north of east = 75/29.9
a boat sails 150km N60°E, then 100km West. What is it's displacement from its starting point?
2 answers
if you want the compass angle east of north, it is 90 - that