Saturday, May 26, 2012

Circumcircles through a common point

Let ABC be a triangle and let P, Q, R be any points on the sides BC, CA, AB, respectively. Then the circumcircles of ARQ, BP R, CQP pass through a common point. This is a Java Applet created using GeoGebra from - it looks like you don't have Java installed, please go to

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