r1119	circumcenter, cevian triangle, circumcircle, De Longchamps point
r1132
r1180	altitude feet, incenter, circumcenter, ninecenter
r1205	incenter, circumcenter
r1220	centroid, orthocenter, orthic triangle
r1264	altitudes, point X(64)
r1285	perspective, Fuhrmann triangle, orthic triangle
r1296	Lemoine line, Steiner circumellipse, pedal triangle
r1298
r1299	Steiner circumellipse
r1300	perspective
c51	circumcircle, perspective
c52	perspective
r1344	equicenter, areal center, polar circle
r1405	Neuberg triangle, antimedial triangle, cevian quotient, centroid, circumcenter, symmedian point
r1467	isogonal points, antipedal triangle
r1471	circumcircle, parallelogic triangles
r1472	circumcircle, orthocenter, inconic
r1487	ninecenter, circumcenter, antigonal points
r1491	circumcenter, altitude feet, ninecircle
r1501	concyclic points
r1509	orthic triangle, orthocenter, perspective
r1537	isogonal points, cevian triangle, pedal triangle
r1542	circumcenter, medial triangle, orthopole
r1560	Euler line, symmedian point, point X(125)

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