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 .
See also Fuhrmann Circle, Mid-Arc Points
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.