sangeeta 1.2m tall girl spots a baloon moving with the wind a horizontal line at a height of 68.2m from the ground. the angle of elevation of the baloon from the eyes of the girl at any instant is 60 degrees , after sometime , the elevation reduces to 30degrees find the distance travelled by the baloon during the interval
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The required answer is in the attachment.
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teja47:
thnk you
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