From the top of a building 90 m high the angles of depression of the top and the bottom of a tree ar...........

Quantitative Aptitude (CDS) Trignometry

From the top of a building 90 m high, the angles of depression of the top and the bottom of a tree are 30^o and 45^o respectively. What is the height of the

tree?

$30\sqrt{3}\;m$

$90-30\sqrt{3}\;m$

$90+30\sqrt{3}\;m$

$60+30\sqrt{3}\;m$

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Explanation:

x= $90-30\sqrt{3}\;m$
Hence height of tree be $90-30\sqrt{3}\;m$

By: Munesh Kumari

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From the top of a building 90 m high the angles of depression of the top and the bottom of a tree ar...........

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Explanation:

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