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Geometry proof

The angle of elevation of a cloud from a point h meters above the surface of a lake is $$\alpha$$ and the angle of depression of its reflection is $$\beta$$.

Prove that the height of the cloud is $$\dfrac{h(\tan\alpha + \tan\beta)}{\tan\beta - \tan\alpha}$$.

Note by Sai Ram
6 months, 4 weeks ago

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