Enter 2 of the 3 below

<-- Chord Len.
<-- Radius
<-- (t)

How does the Chord Calculator work?
Free Chord Calculator - Solves for any of the 3 items in the Chord of a Circle equation, Chord Length (c), Radius (r), and center to chord midpoint (t).
This calculator has 3 inputs.

What 1 formula is used for the Chord Calculator?

Chord Length = 2√Radius2 - t2

For more math formulas, check out our Formula Dossier
What 5 concepts are covered in the Chord Calculator?
a straight line segment whose endpoints both lie on a circular arc
the set of all points in the plane that are a fixed distance from a fixed point
the measurement or extent of something from end to end
the middle point of a line segment. It is equidistant from both endpoints. It bisects the segment.
Distance from the center of a circle to the edge