A chord of a curve is a geometric line segment whose endpoints both lie on the curve.

With a circle, the perpendicular bisector of any chord passes through the circle's center.

Equal Chords Property newline

1. Chords that are equal are equidistant from the centre.newline

2. Chords that are equidistant from the centre are equal.

The Chord Right Bisector Property 1. The perpendicular bisector of any chord passes through the circle's centre.