1. The problem statement, all variables and given/known data A ship moving at 8 mi per hour, Sails W for 2 hours, then turns N 30 E. A search light, placed at the starting point, follows the ship. Find how fast the light is rotating, (a) 3 hours after the start; (b) just after the turn. 2. Relevant equations 3. The attempt at a solution http://img35.imageshack.us/img35/4391/screenshot20111009at501.jpg [Broken] This is the image that I have constructed. I'm stuck at this diagram, I dont know what will be my working equation any tips guys?