the lower window of house is at a height of 2M above the ground an its window is 4M vertically above the lower window. At a certain instant the angles of elevation os ballon from the windows are 60and 30.Find the height of the balloon from the ground.
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The lower window of a house is at a height of 2m above the ground and its upper window is 4m vertically above the lower window . at certain instant angles of elevation of a ballon from these windows are observed to be 60 ° and 30 ° respectivel .find the height of the ballon above the ground.please reply as soon as possible.
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