Question

The angle of elevation of a cloud from a point h metres above a lake is θ and the angle
depression of its reflection in the lake is φ . Prove that the height of the cloud is
h(tanφ+tanθ)/tanφ-tanθ
also prove that the distance of the cloud from the point of observation is
2h sec/(tanφ-tanθ)​

Answer 1

Step-by-step explanation:

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TQ...