The angle of depression of a point on the ground from the top of a tower 50 m high is 30°. Then find the distance of the point from the base of a tower.
Answers
Answered by
0
Step-by-step explanation:
Let the height of the pole be h and the distance between the pole and tower be x.
It can be observed that,
tan60
∘
=
x
50
3
=
x
50
x=
3
50
And,
tan45
∘
=
x
50−h
1=
x
50−h
50−h=x
50−h=
3
50
h=50−
3
50
h=
3
50(
3
−1)
h=21.1m
Therefore, the height of the pole is 21.1m.
Answered by
1
Answer:
From the top of a tower of height 50 m, the angles of depression of the top and bottom of a pole are 30 ^ ∘ and 45 ^ ∘ respectively. Find:i) how .
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