8. A statue, 1.6 m tall, stands on the top of a pedestal. From a point on the ground, the
angle of elevation of the top of the statue is 60° and from the same point the angle of
elevation of the top of the pedestal is 45º. Find the height of the pedestal.
Answers
Answered by
5
Answer:
h=0.8m
Height of Pedestal.
Step-by-step explanation:
In ΔBCD
tan30
o
=
CD
BC
3
1
=
CD
h
CD=
3
hm ........(1)
Now,
In ΔACD
tan60
o
=
CD
AC
=
CD
AB+BC
From equation (1) substitution value of CD
tan60
o
=
3
h
1.6+h
⇒h
3
×
3
=1.6+h
⇒3h−h=1.6
2h=1.6
h=0.8m
Height of Pedestal.
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Answered by
6
Answer:
answer in the attachment
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