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OME A PPLICATIONS OF TRIGONOMETRY14. A1.2 m tall girl spots a balloon movingwith the wind in a horizontal line ataheight of 88.2 m from the ground. Theangle of elevation of the balloon fromthe eyes of the girl at any instant is60°. After some time, the angle of 60elevation reduces to 30° (see Fig. 9.13). 30Bind the distance travelled by the |
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