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[" COPTIONAL EXERCISE "],[" IFor extensi...

[" COPTIONAL EXERCISE "],[" IFor extensive Learningl "],[" A 1.2mtall girl spots a balloon moving with the wind in ahorizontalline ata height of fof "],[88.2" m from the ground.The angle of elevation of the balloon from the eyses of the girl at "],[" any instant is "60^(@)." Alter some time the angle of elevation reducesto "30^(@)." Find the distance "],[" travelled by the balloon during the interval."]

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A 1.2m tall girl spots a balloon moving with the wind in a horizontal line at a height of 88.2m 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 Figure ) . 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 ofthe girl at an instant is 60^(@) . After some time, the angle of elevation reduces to 30^(@) . 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 ofthe girl at an instant is 60^(@) . After some time, the angle of elevation reduces to 30^(@) . Find the distance travelled by the balloon during the interval.

A 1.2m 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 sometimes, the angle of elevation reduces to 30^(@) . Find the distance travalled 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^(@) . After some time, the angle of elevation reduces to 30^(@) (see figure below). find the distance travelled by the balloon during the interval.

A 1.2m 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.

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 fig.). Find the distance travelled by the balloon during the interval.

A 1.2 m tall girl spots a ballon moving with 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^(@) . Find the distance travelled by the balloon during the interval.

A 1.2 m tall girl spots a ballon moving with 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^(@) . Find the distance travelled by the balloon during the interval.