MathematicsMedium128×since 2002Q5582The set of all possible values of θ\thetaθ in the interval (0, π\piπ) for which the points (1, 2) and (sin θ\thetaθ, cos θ\thetaθ) lie on the same side of the line x + y = 1 is :A(0,π4)\left( {0,{\pi \over 4}} \right)(0,4π)B(0,3π4)\left( {0,{{3\pi } \over 4}} \right)(0,43π)C(π4,3π4)\left( {{\pi \over 4},{{3\pi } \over 4}} \right)(4π,43π)D(0,π2)\left( {0,{\pi \over 2}} \right)(0,2π)Check answerSkip