The lower window of a house is at a height of 2 m above the ground and its upper window is 4 m

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#someapplicationsoftrigonometryclass10 FTRIGONOMETRY

The lower window of a house is at a height of 2 m above the ground and its upper window is 4 m
vertically above the lower window. At certain instant, the angles of elevation of a balloon from
these windows are observed to be 60° and 30°, respectively. Find the height of the balloon above
the ground.
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