A parachutist is descending vertically at a certain height .His angle of elevation from a certain point on the ground is 60degree and when he has descended 300mfurther the angle of elevation becomes 45degrees from the same point of observation.Find the distance of the point of observation from the place where the parachutist lands.

Asked by Harshita Bhola | 23rd Nov, 2010, 12:00: AM

Expert Answer:

Answered by  | 27th Nov, 2010, 09:12: PM

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