Question

14. A 1.2 m tall girl spots a balloon moving
with the wind in a horizontal line at a
height of 88.2 m from the ground. The
angle of elevation of the balloon from the
eyes of the girl at any instant is 60°. After
some time, the angle of elevation reduces
to 30° (see the given figure). Find the
distance travelled by the balloon during
the interval.​

Answer 1

Answer:

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