The Fuhrmann triangle of a Triangle is the Triangle formed by reflecting the Mid-Arc Points , , about the lines , , and . The Circumcircle of the Fuhrmann triangle is called the Fuhrmann Circle, and the lines , , and Concur at the Circumcenter .

**References**

Fuhrmann, W. *Synthetische Beweise Planimetrischer Sätze.* Berlin, p. 107, 1890.

Johnson, R. A. *Modern Geometry: An Elementary Treatise on the Geometry of the Triangle and the Circle.* Boston, MA:
Houghton Mifflin, pp. 228-229, 1929.

© 1996-9

1999-05-26