There is a small island in 200 m wide river and a tall tree stands on the island . P and Q are points directly opposite to each other on the two banks and in the line with the tree . if the angles of elevation of the top of the tree from P and Q are 30 degree and 45 degree respectively , find the height of the tree.
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P and Q are points directly opposite to each other an two banks and in the line with the tree . If the angle of elevation of the top of the tree.
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Let OA be the Height of the tree 'h' cm.
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