| r1254 |
altimedial
triangles, centroid |
| r1258 |
Kiepert
hyperbola, Euler line |
| r1262 |
duality,
anticomplement,
orthic
axis, Steiner inellipse |
| r1266 |
circumcircle,
Brocard
line, tangent circles |
| r1270 |
similar triangles |
| r1280 |
isogonal
points |
| r1286 |
perspective,
centroid,
altitudes,
Johnson
triangle |
| r1334 |
circumconic,
perspector |
| r1353 |
pedal triangle,
orthocenter |
| r1364 |
centroid,
Fermat
points, isodynamic points,
Parry
point, Steiner axis |
| r1365 |
centroid,
circumconic,
cevian
triangle |
| r1392 |
pedal triangle,
Euler
line |
| r1405 |
Neuberg
triangle,
antimedial triangle,
orthologic
triangles, cevian
quotient,
centroid,
circumcenter |
| r1432 |
incenter,
circumcenter |
| r1439 |
circumcircle,
symmedian
lines, Apollonian
circles, radical center |
| r1445 |
isodynamic
points, circumcenter, harmonic
points |
| r1454 |
tangential
triangle, medial triangle, orthic
triangle, homothetic triangles |
| r1455 |
ninecenter,
Prasolov
point, point X(155) |
| r1466 |
cevian
triangle, centroid,
cevian
quotient |
| r1484 |
|
| r1498 |
Kiepert
hyperbola |
| r1547 |
Vecten
points, cevian product,
ninecenter,
altitudes |
| r1553 |
circumcevian
triangle |
| r1560 |
Euler line,
orthologic
triangles,
point
X(125) |
| r1566 |
circumcircle,
circumconic,
perspector,
tripole |
