| r1178 |
incenter,
circumcenter,
intouch
triangle, homothetic triangles |
| r1179 |
incenter,
circumcenter,
ninecenter |
| r1180 |
incenter,
circumcenter,
ninecenter,
orthologic
triangles |
| r1181 |
circumcenter,
circumcircle,
ninecircle,
tangent
circles |
| r1182 |
circumcenter,
ninecenter |
| r1183 |
circumcenter,
ninecenter,
centroid,
cevian
quotient |
| r1207 |
incenter,
Clawson
point |
| r1208 |
incenter,
perspective,
point
X(79) |
| r1212 |
circumcenter,
ninecircle,
concyclic
points |
| r1213 |
Prasolov
point, radical center |
| r1214 |
homothetic triangles |
| r1215 |
orthocenter |
| r1216 |
Euler line,
Kiepert
hyperbola |
| r1260 |
circumcircle,
perspective,
orthic
triangle, homothetic triangles |
| r1267 |
pedal circle,
Kosnita
point |
| r1268 |
pedal circle,
ninecenter |
| r1269 |
ninecenter,
orthocenter |
| r1305 |
Lemoine
line |
| r1311 |
Johnson
triangle, ninecircle |
| r1359 |
incenter,
circumcenter,
point
X(65) |
| r1384 |
Steiner
deltoid, ninecircle |
| r1485 |
|
| r1491 |
orthologic
triangles, circumcenter,
ninecircle |
| r1555 |
Euler line,
orthocenter |
| r1564 |
orthocenter,
circumcenter |
