tans 3-75) = = x= 0-7332h

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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how did the x became 0.7332?
where
h = herght of Irghthouse
%3D
80 from dragram
tans 3-75) =
= x= 0-7332h
Now,
tau@s.53)
1720 +X
O.4776
%3D
1720+0.7332h
By solumg
rue get
h = 1264.192 m
the the Tighthouse PB 1264-192m
herght of
Hen ce
Transcribed Image Text:where h = herght of Irghthouse %3D 80 from dragram tans 3-75) = = x= 0-7332h Now, tau@s.53) 1720 +X O.4776 %3D 1720+0.7332h By solumg rue get h = 1264.192 m the the Tighthouse PB 1264-192m herght of Hen ce
The top of the lighthouse is observed
from point M at 25.53° angle of
elevation and simultaneously from
point N 1720m from point A at
53.75° elevation. Find the height of
the lighthouse.
Transcribed Image Text:The top of the lighthouse is observed from point M at 25.53° angle of elevation and simultaneously from point N 1720m from point A at 53.75° elevation. Find the height of the lighthouse.
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