JEE Main 20199 Apr, Evening shiftMathematicsEasyTrigonometry118× since 2002The value of sin 10º sin30º sin50º sin70º is :-AOption A. 136{1 \over {36}}361BOption B. 116{1 \over {16}}161COption C. 132{1 \over {32}}321DOption D. 118{1 \over {18}}181CheckSkip · show solution
