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     EduGorilla 
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    A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on the opposite bank is 60o. When he is 40 m away from the bank, he finds the angle of elevation to be 30o. What is the height of the tree?

    Options :-

    1. 36.64 m
    2. 38.64 m
    3. 42.64 m
    4. 34.64 m
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