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Solution - Heights and Distances

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Question

At a point A, 20 metres above the level of water in a lake, the angle of elevation of a cloud is 30˚. The angle of depression of the reflection of the cloud in the lake, at A is 60˚.
Find the distance of the cloud from A.

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Reference Material

Solution for concept: Heights and Distances. For the course 8th-10th CBSE
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