| r50 | intangential
triangle, extangential triangle,
homothetic triangles, point X(55) | 
| d | Exeter point | 
| d | Gob point | 
| d | first mid-arc point | 
| d | point X(184) | 
| d | point X(155) | 
| r109 | Stammler
hyperbola, Feuerbach
hyperbola | 
| r121 | point X(110),
Feuerbach
point | 
| r141 | perspective,
intangential
triangle, point X(56), incenter | 
| r180 | anticevian
triangle,
symmedian
point | 
| r231 | perspective,
Lemoine
line | 
| r265 | circumcevian
triangle, perspective,
circumconic,
symmedian
point | 
| r288 | circumcircle,
medial
triangle, inverse points | 
| r302 | far-out
point, circumcenter | 
| r314 |  | 
| r353 | circumcenter,
homothetic
triangles | 
| r514 | Euler line | 
| r534 | circumcircle,
pedal
triangle | 
| r551 | orthocenter,
circumcenter,
symmedian
point,
Nagel point,point
X(64) | 
| r553 | Nagel point,
radical
center | 
| r569 | circumcenter | 
| r710 | perspective | 
| r720 | centroid,
circumcenter,
symmedian
point, cevian quotient |