Wb JeeProperties Of TriangleWB JEE 2010MCQ+1 / -0.252010In a \(\Delta\)ABC, \(2ac\sin \left( {{{A - B + C} \over 2}} \right)\) is equal toAa2 + b2 \(-\) c2Bc2 + a2 \(-\) b2Cb2 \(-\) a2 \(-\) c2Dc2 \(-\) a2 \(-\) b2Check AnswerClear SelectionReveal AnswerShow Explanation