The angle of elevation of a cloud from a...

The angle of elevation of a cloud from a point 200 m above the lake is `30^@` and the angle of depression of its. reflection in the lake is `60^@`. The height of the cloud above the lake is

100 m

200 m

300 m

400 m

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VGS PUBLICATION-BRILLIANT-APPLICATIONS OF TRIGONOMETRY-EXERCISE

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