# Constructing a parabola

- Author:
- Michael Brown

- Topic:
- Parabola

A parabola is equidistant from a fixed point (called the focus) and a line (called the directrix). To see that we can construct the perpendicular bisector between the focus and a point on the line. Then as we move the point (and have the trace option on to see all of the bisectors), the shape of te parabola will come out.

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