A ship is sailing due north. At a certain point the bearing of a lighthouse 12.5 km away is N 38.8° E. Later on, the captain notices that the bearing of the lighthouse has become S 44.2°E. How far did the ship travel between the two observations of the lighthouse?

A ship is sailing due north. At a certain point the bearing of a lighthouse 12.5 km away is N 38.8° E. Later on, the captain notices that the bearing of the lighthouse has become S 44.2°E. How far did the ship travel between the two observations of the lighthouse?

Trigonometry (MindTap Course List)

10th Edition

ISBN:9781337278461

Author:Ron Larson

Publisher:Ron Larson

Chapter3: Additional Topics In Trigonometry

Section3.1: Law Of Sines

Problem 46E: A boat is traveling due east parallel to the shoreline at a speed of 10 miles per hour. At a given...

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Question

3. A ship is sailing due north. At a certain point the bearing of a lighthouse 12.5 km
away is N 38.8° E. Later on, the captain notices that the bearing of the lighthouse
has become S 44.2°E. How far did the ship travel between the two observations
of the lighthouse?

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