Trigonometry Part 53 Solutions for Class 10 CBSE A Person standing on the bank of a river observes that the angle of elevation of the top of tree standing on the opposite bank 60°. When he moves 40 m away from the bank. He finds the angles of elevation to be 30° . finds the height of the tree width of the river. ( √3 = 1.73) -AAPKATUTOR
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