Published by:
CGP EDU Academic Team
Published on: August 14, 2026
A balloon moving in a straight line passes vertically above two points A and B on a horizontal plane 300 ft apart. When above A it has an altitude of 45° as seen from B. When above B it has an altitude of 30° as seen from A. The distance of B from the point C where it will touch the plane is
A
B
150ft
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
ft
In 
...(1)
and in 
ABD,
H = 300ft...(2)
Also, 
(Similar triangles)
[using Eq.(l)and(2)]
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