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     EduGorilla 
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    From the bank of a river, for a person the angle of elevation of the top of a tree situated on the opposite bank is 450. If the person steps back by 50 m, the angle of elevation changes to 300. Find the width of the river.

    Options :-

    1. 50/(√3-1)

    2. 100( √3+1)

    3. 200/ √3+1

    4. 10(√3+1)/(√3-1)

    5. none of these

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