Equation of a parabola from focus & directrix

parabola The parabola was studied by Menaechmus who was a pupil of Plato and Eudoxus He attempted to duplicate the cube, namely to find side of a cube that has a volume

Equation of Parabola The set of all points in a plane that are equidistant from a fixed line and a fixed point in the plane is a parabola Properties of Parabola · The eccentricity of any parabola is 1 · The parabola is symmetric about its axis · The axis is perpendicular to the directrix · The