heights and distances
Post on 19-Jun-2015
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Heights and distances
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WELCOME
ST.THOMAS TRAINING COLLEGE
NAME: VEENA GOPAL V S
REG.NO:13 386 009
HEIGHT AND DISTANCES
USUAL LINE OF SIGHT
ANGLE OF ELEVATION
ANGLE OF DEPRESSION
QUESTION
SOLUTION
CONTENTS
HEIGHTS AND DISTANCES
USUAL LINE OF SIGHT
ANGLE OF ELEVATION
The angle between the usual line of sight and raised line of
sight is called angle of elevation
Usual line
ANGLE OF DEPRESSION
The angle between usual line of sight and lowered line of sight is
called angle of depression
USUAL LINE
QUESTION
The length of shadow of
a tree is 16m, when the sun is at an elevation of
60⁰ . What is the height of tree?
16 m
x
60⁰
A B
C
SOLUTION
tan 60˚ = x ∕ 16
√‾3 = x ∕ 16
X=16 √‾3 m
Height of the tree =16 √‾3 m
THANK YOU........
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