a 1.2m tall girl spots a balloon with the wind in a horizontal lines at a height of 88.2m from the ground.the angle of elevation of the balloon from the eyes of the girl at an instant of 60 degree.after some time the angle of elevation reduces to 30 degree.find the distance travelled by the balloon during the interval
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Answer:
100.456m
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The answer needed to be 20 chararcters long.
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