In the figure, a person standing at point A notices that the angle of elevation to the top of the antenna is 47° 30'. A second person standing 39.0 feet farther from the antenna than the person at A finds the angle of elevation to the top of the antenna to be 42° 10'. How far is the person at A from the base of the antenna? (Round your answer to the nearest whole number.)

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°.
Question

In the figure, a person standing at point A notices that the angle of elevation to the top of the antenna is 47° 30'. A second person standing 39.0 feet farther from the antenna than the person at A finds the angle of elevation to the top of the antenna to be 42° 10'. How far is the person at A from the base of the antenna? (Round your answer to the nearest whole number.)

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