Math Chapter Wise Conic Section English MCQ PGT 2011 Q.The parametric co-ordinates of any point on the parabola y2 =4ax can be: A(–at2, –2at) B(at2, 2at) C(a sin2 t, 2a sin t) D(a sin t, –2a sin t) Show answer Correct answer: (at2, 2at)