JEE Main 2019 Mathematics question
Not in JEE syllabus
If the angle of elevation of a cloud from a point P which is 25 m above a lake be 30° and the angle of depression of reflection of the cloud in the lake from P be 60°, then the height of the cloud (in meters) from the surface of the lake is:
Answer: (C)
Solution
TOPIC NOT IN SYLLABUS: Heights and Distances. ⇒ H = 50 m.