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If in DeltaABC, AB = ( 2a -1) cm, BC = 2...

If in `DeltaABC, AB = ( 2a -1) cm, BC = 2sqrt(2a)cm" and "AC = ( 2a+1)` cm, then find the value of `/_ ABC`.

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CALCUTTA BOOK HOUSE-SAMPLE QUESTIONS PAPERS-QUESTION
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