Solve the problem.It is 4.7 km from Lighthouse A to Port B. The bearing of the port from the lighthouse is N73°E. A ship has sailed due west from the port and its bearing from the lighthouse is N31°E. How far has the ship sailed from the port? Round to the nearest tenth of a kilometer.
A. 3.7 km
B. 3.1 km
C. 3.5 km
D. 2.7 km
Answer: A
Mathematics
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