Let `/_ABC` is `(B+C)/11=(c+a)/12=(a+b)/12` (where `AB=c,BC=a` and `AC=b)` and `(cosA)/alpha= (cosB)/beta` =(cosC)/gamma` then possible ordered triplet of `(alpha, beta, gamma)` is (A) `(9, 17, 25)` (B) `(19, 7, 25)` (C) `(7, 19, 25)` (D) `(19, 25, 7)`A. (3,4,5)B. (19,7,25)C. (7,19,25)D. (5,12,13)

Let `/_ABC` is `(B+C)/11=(c+a)/12=(a+b)/12` (where `AB=c,BC=a` and `AC

1.	Let `/_ABC` is `(B+C)/11=(c+a)/12=(a+b)/12` (where `AB=c,BC=a` and `AC=b)` and `(cosA)/alpha= (cosB)/beta` =(cosC)/gamma` then possible ordered triplet of `(alpha, beta, gamma)` is (A) `(9, 17, 25)` (B) `(19, 7, 25)` (C) `(7, 19, 25)` (D) `(19, 25, 7)`A. (3,4,5)B. (19,7,25)C. (7,19,25)D. (5,12,13)
Answer» Correct Answer - C

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Let `/_ABC` is `(B+C)/11=(c+a)/12=(a+b)/12` (where `AB=c,BC=a` and `AC=b)` and `(cosA)/alpha= (cosB)/beta` =(cosC)/gamma` then possible ordered triplet of `(alpha, beta, gamma)` is (A) `(9, 17, 25)` (B) `(19, 7, 25)` (C) `(7, 19, 25)` (D) `(19, 25, 7)`A. (3,4,5)B. (19,7,25)C. (7,19,25)D. (5,12,13)

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