A person is watching a boat from the top of a lighthouse. The boat is approaching the lighthouse directly. When first noticed the angle of depression to the boat is 14°52'. When the boat stops, the angle of depression is 45°10'. The lighthouse is 200 feet tall. How far did the boat travel from when it was first noticed until it stopped? Round your answer to the hundredths place.

Question

anonymous · Answer

could you help with one more ? @CliffSedge ?

anonymous · Answer

I found this solution on a forum: x1= 200cot(theta 1) x2= 200cot(theta 2) Therefore; x1-x2 = 200((cot(theta1)-(cottheta2)) Link: http://www.mymathforum.com/viewtopic.php?f=13&t=34219

anonymous · Answer

@Boblovesmath  @ienarancillo  whick one should i go with ?
 you both have very different answers

anonymous · Answer

???

anonymous · Answer

sorry. wait a sec

anonymous · Answer

okay @ienarancillo

anonymous · Answer

i think u shud follow @Boblovesmath 's answer. :)

anonymous · Answer

Oh alright thank you for your help anyways  :)