CBSE Class 10 Maths (Basic) 2020 · Paper 430/2/1 · Question 37
A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on opposite bank is . When he moves 30 m away from the bank, he finds the angle of elevation to be . Find the height of the tree and width of the river. [Take ]
Answer
Width of the river m and height of the tree m.
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