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Sahay Sir > Question Answers > NCERT Class 10 > Maths > Chapter 9 - Some Applications of Trigonometry > 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 degree. After some time, the angle of elevation reduces to 30 degree . (see Fig.). Find the distance travelled by the balloon during the interval.

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 degree. After some time, the angle of elevation reduces to 30 degree . (see Fig.). Find the distance travelled by the balloon during the interval.

A kite is flying at a height of 60m above the ground. The string attached to the kite is temporarily tied to a point on the ground.