Math Chapter Wise Sphere, Cone And Cylinder English MCQ UP PGT-2016 (02-02-2019) Q.Equation of a cone, whose vertex is at origin and base is the curve z= k, f(x,y)=0 is Axk yk f, 0 z z = B() f k,kyz 0 = C() f ky,kxz 0 = DNone of the above Show answer Correct answer: xk yk f, 0 z z =