17. An observer at the top of a 50m lighthouse sights a boat out at sea at an angle of depression of 15°. A short while later, the same boat is at an angle of depression of 22° along the same line of sight. To the nearest meter, how far did the boat travel? A 6 m B 7 m C 20 m D 63 m

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter71: The Cartesian Coordinate System
Section: Chapter Questions
Problem 3A
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17. An observer at the top of a 50m lighthouse sights a boat out at sea at an angle
of depression of 15°. A short while later, the same boat is at an angle of
depression of 22° along the same line of sight. To the nearest meter, how far
did the boat travel?
Абт
B 7 m
C 20 m
D 63 m
Transcribed Image Text:17. An observer at the top of a 50m lighthouse sights a boat out at sea at an angle of depression of 15°. A short while later, the same boat is at an angle of depression of 22° along the same line of sight. To the nearest meter, how far did the boat travel? Абт B 7 m C 20 m D 63 m
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