| r8 |
centroid,
second
Brocard triangle, similar triangles |
| r18 |
Brocard
points, concyclic points |
| r32 |
isodynamic
points, equilateral triangle |
| d |
antipedal triangle |
| d |
pedal circle |
| r136 |
symmedian
point,
centroid |
| r206 |
similar triangles, inverse points |
| r207 |
circumcircle,
circumcenter,
isogonal
points |
| r208 |
orthopole,
orthocenter,
ninecircle |
| r235 |
Apollonian
circles, isosceles triangle |
| r295 |
Simson
line, circumcevian triangle, homothetic
triangles |
| r328 |
isogonal
points, cevian triangle,
Parry
reflection point, similar triangles |
| r340 |
Vecten
squares, symmedian point, homothetic
triangles |
| r343 |
similar triangles |
| r381 |
antipedal
triangle,
isogonal
points, homothetic triangles |
| r527 |
orthologic
triangles, isogonal points |
| r534 |
circumcircle,
tangential
triangle |
| r675 |
|
| r681 |
retrocenter,
De
Longchamps point, cevian triangle |
| r689 |
circumcenter,
Apollonian
circles,
second Brocard triangle, Brocard
points, Beltrami points, similar
triangles |
| r696 |
cevian
triangle, perspective, side
triangle |
| r745 |
centroid,
circumcenter,
symmedian
point, homothetic triangles |
| r811 |
circumcevian
triangle, similar triangles |
| r818 |
|
| r842 |
centroid,
orthocenter, Jerabek hyperbola |
