A surveyor wants to estimate the width of EF of the ravine shown in the figure without crossing over to the other side. He walks 55 ft perpendicular to EF to point G and sights point E. He then measures angle EGF to be 36º. Calculate the width of EF. G 36 55' E F

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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a surveyor wants to estimate the width of of the favine shown in the figure without crossing over to the other side. he walks 55ft perpendicular to EF to point G and sighs point E. He then measures angle EGF to be 36 degree. Calculate the width EF.

A surveyor wants to estimate the width of EF of the ravine shown
in the figure without crossing over to the other side. He walks 55 ft
perpendicular to EF to point G and sights point E. He then
measures angle EGF to be 36º. Calculate the width of EF.
G
36
55'
E
F
Transcribed Image Text:A surveyor wants to estimate the width of EF of the ravine shown in the figure without crossing over to the other side. He walks 55 ft perpendicular to EF to point G and sights point E. He then measures angle EGF to be 36º. Calculate the width of EF. G 36 55' E F
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