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Point P is at a height of 25m from surfa...

Point `P` is at a height of `25m` from surface of lake. The angel of elevation from point `P` on a cloud is `30^o` and angle of depression of image of cloud in water is `60^o` then height of cloud from surface of lake is (A) `75` (B) `45` (C) `50` (D) `49`

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