r1100	Taylor circle, Conway circle, medial triangle
r1416	medial triangle, concyclic points
r1561	orthocenter, excenters, Prasolov point
r1614	tangential triangle, homothetic triangles
r1922	circumcenter, ninecenter, medial triangle, Bevan point
r1943	incenter, ninecenter, perspective, similar triangles
r1961	circumcenter, incenter, excenters, Tixier point
r2033	circumcenter, incenter, pedal triangle, orthologic triangles, Euler line, Feuerbach hyperbola

 

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