A special curve that can look like an arch.
On a parabola any point is at an equal distance from...
...a fixed point (the focus), and ...
...a fixed straight line (the directrix).
It is one of the "Conic Sections"
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A special curve that can look like an arch.
On a parabola any point is at an equal distance from...
...a fixed point (the focus), and ...
...a fixed straight line (the directrix).
It is one of the "Conic Sections"