Grade 11 Trig please!

Question

pottersheep · Answer

A rescue helicopter flew from its base for 35 km on a course of 330 degrees to pick up an accident victim. It then flew 25 km on a course of 090 degrees to the hospital. What distance and on what course will the helicopter fly to return to its home base?

pottersheep · Answer

The answer is 31.2 km on a course of 194 degrees, btw

pottersheep · Answer

=(

jamesj · Answer

Draw a diagram.  It will help you enormously.

jamesj · Answer

Then figure where you are using Cartesian coordinates.  Begin at the origin.  Then figure where you are after the first leg of the trip; then figure out where you are after the second.

pottersheep · Answer

My problem is mainly that I dont know how to draw the diagram since my diagram provides the wrong answer...ill try it again tho

pottersheep · Answer

Thnx

jamesj · Answer

Here's my diagram.  The answer as given is not the solution to this problem.

pottersheep · Answer

Wow...that was VERY helpful! Thank you SO much!

pottersheep · Answer

opps didnt mean to make it sound sarcastic :P