This problem will prepare you for the Concept Connection on page 568. A helicopter at H
Chapter 8, Problem 37(choose chapter or problem)
This problem will prepare you for the Concept Connection on page 568. A helicopter at H must fly at 50 mi/h in the direction N 45 E to reach thesite of a flood victim F. There is a 41 mi/h wind in the direction N 53 W.The pilot needs to the know the velocity vector HX he should use so thathis resultant vector will be HF . a. What is mF ? (Hint: Consider a vertical line through F.){b. Use the Law of Cosines to find the magnitude of HX to the nearest tenth. c. Use the Law of Sines to find mFHX to thenearest degree. d. What is the direction of HX ?
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