I am doing m1 i've got the exam this afternoon, can anyone help me in these questions.
When do you take away 180-arctan, 90-arctan or 270+arctan.
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- Thread Starter
Last edited by Defcon; 27-01-2010 at 12:55.
- 27-01-2010 12:53
- 27-01-2010 13:00
A bearing is the degrees from the north line to the resultant line (clockwise). For the others, just draw a traingle of the vector components and work out the angles between the components via trig.