Math Chapter Wise Arithmetic English MCQ OAVS TGT 2017 Q.Area of triangle according to Heron's formula is: A()()() s s a s b s c + + + B()()() s a s b s c + + + C( )( )( )/s s – a s – b s – c D( )( )( )/s – a s – b s – c Show answer Correct answer: ( )( )( )/s s – a s – b s – c