JEE Main 10 April 2016 Paper
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Question : 89 of 90
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The angle of elevation of the top of a vertical tower from a point A, due east of it is 45 ° . The angle of elevation of the top of the same tower from a point B, due south of A is 30 ° . If the distance between A and B is 54 √ 2 m , then the height of the tower (in metres), is :
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