Answered: From the top of a lighthouse 18m high,…

From the top of a lighthouse 18m high, the angle of depression to sight a boat is 4°. What is the distance between the boat and the base of the lighthouse?

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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Question

6) From the top of a lighthouse 18m high, the angle of depression to sight a boat is 4°.

What is the distance between the boat and the base of the lighthouse?

Figure in plane geometry formed by two rays or lines that share a common endpoint, called the vertex. The angle is measured in degrees using a protractor. The different types of angles are acute, obtuse, right, straight, and reflex.

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