Math, asked by amitvikram1, 10 months ago

answerr. fast
⏩⏩18. The angle of elevation of a cloud at a height h above
the level of water in a lake is a and the angle of the
depression of its image in the lake is B. Then, the
height of the cloud above the surface of the lake is
(a) hcot B
(b) h(cot a + cot B)
(c) h cota
cot a-cot )
(d)
$h \binom{ \cot( \alpha + \cot( \beta ) ) }{ \cot( \alpha - \cot( \beta ) }$
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Answers

Answered by adityaaryaas

Answer:

The answer is (d).

Step-by-step explanation:

Please find the attached images.

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Answered by dashanan1

Answer:

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