3. The angle of elevation of a building 80 m high from a man on the ground is 50°42'. How far is the man from the building? In order for that the angle of elevation is halved, how much farther should the man walk away from the base? Illustration: Solution:

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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3. The angle of elevation of a building 80 m high from a man on the ground is 50°42'. How far is the
man from the building? In order for that the angle of elevation is halved, how much farther should the
man walk away from the base?
Illustration:
Solution:
Transcribed Image Text:3. The angle of elevation of a building 80 m high from a man on the ground is 50°42'. How far is the man from the building? In order for that the angle of elevation is halved, how much farther should the man walk away from the base? Illustration: Solution:
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