Parabola by means of perpendicular bisectors

Drag the point F and scroll the point C along the red line (press Ctrl + Shift + F to clear the screen).
Drag the point F and scroll the point C along the red line (press Ctrl + Shift + F to clear the screen).
Parabola by means of perpendicular bisectors
Parabola by means of perpendicular bisectors

Information: Parabola by means of perpendicular bisectors