Trigonometry help please..

Caporegime
Joined
18 Oct 2002
Posts
29,517
Location
Back in East London
I have a vector. I know it's start point, the distance, and it's angle. How to I find out what the end point is on the grid?

e.g. the line starts at x: 23, y: 25, is 100 units long and the angle is 72 degrees.

It's been so long since I did anything more complicated than working out what change I'll get from a note, that I've completely forgotten :( p.s. I'll also need to calculate fixed points along the line.. if that will make any difference?
 
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