It is a set of points whose distances from a fixed point are in constant ratio to their distances from a fixed line that is not passing through the fixed point., Conic, circle, parabola, Ellipse, It is a curve formed when the cutting plane is not parallel to any generator., Circle, parabola, Ellipse, hyperbola, It is a curve formed when the cutting plane is parallel to two generators, Circle, parabola, Ellipse, hyperbola, It is the fixed point of the conic., directrix, principal axis, vertex, focus, It is the fixed line corresponding to the fixed point, directrix, principal axis, vertex, focus

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