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if the angle of elevation of a cloud from a point h metres above a lake is alpha and the angle of depression of its reflection in the lake is bita. what is the distance of cloud from the point of observation.

if the angle of elevation of a cloud from a point h metres above a lake is alpha and the angle of depression of its reflection in the lake is bita. what is the distance of cloud from the point of observation.

Grade:12

1 Answers

SAGAR SINGH - IIT DELHI
878 Points
13 years ago

Dear student,

First of all draw a diagram,

Write tan alpha and tan beta in terms of sides of triangle and then substitue the common side..ultimately after solving you will get

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Askiitians Expert

Sagar Singh

B.Tech, IIT Delhi

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