An airplane flies 200 km due west from city A to city B and then 305 km in the direction of 34.0° north of west from city B to city C. (a) In straight-line distance, how far is city C from city A? (b) Relative to city A, in what direction is city C? for a cant u do a^2 + b^2= c^2??? I tried doing that and it doesnt work, help or is it 305- 200?? for b I dont know what to do?