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Chordal Theorem


RadicalAxis

The locus of the point at which two given circles possess the same circle power is a straight line perpendicular to the line joining the midpoints of the circle and is known as the chordal (or, more commonly, the radical line) of the two circles.


See also

Circle Power, Radical Line

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References

Dörrie, H. 100 Great Problems of Elementary Mathematics: Their History and Solutions. New York: Dover, p. 153, 1965.

Referenced on Wolfram|Alpha

Chordal Theorem

Cite this as:

Weisstein, Eric W. "Chordal Theorem." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/ChordalTheorem.html

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