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At. a point A,20m above the level of water in a lake, the angle of elevation of a cloud is 30 degree. The angle of depression of the reflection of the

cloud in the lake, at A is 60degree . Find the distance of the cloud from A.
hey there, u cn refer the book "RD Sharma" fr such complex questions.


Such questions u can easily gt in RD SHARMA... Of 10th class......if u cnt gt it.....plz..info..us...w'll help u.....
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