A tower 125 ft. high is on a cliff on the bank of a river. From the top of the tower the angle of depression of a point on the opposite shore is 28°40' and from the base of the tower, the angle of depression of the same point is 18°20'.Find the width of the river and the height of the cliff?
A tower 125 ft. high is on a cliff on the bank of a river. From the top of the tower the angle of depression of a point on the opposite shore is 28°40' and from the base of the tower, the angle of depression of the same point is 18°20'.Find the width of the river and the height of the cliff?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 29E
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