A spherical balloon of radius 'r' subtends an angle theta at the eye of the observer .if the angle of elevation of its centre is q cut , find the height of the center of the balloon.
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according to question radius of balloon is r
Thus
in triangle OAB
tan theta = OA/AB
= r + h / AB
thus
height of center of balloon
r + h = AB tan theta
r + h = q tan theta
Thus
in triangle OAB
tan theta = OA/AB
= r + h / AB
thus
height of center of balloon
r + h = AB tan theta
r + h = q tan theta
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