r363 |
perspective,
desmic
product |
r365 |
Gergonne
point,
Nagel point,
retrocenter |
r366 |
ninecenter,
Feuerbach
point, point X(12) |
r367 |
centroid,
Mittenpunkt,
point
X(57), isogonal points |
r368 |
centroid,
altitudes,
circumcenter,
orthocenter,
isogonal
points |
r369 |
first
Brocard triangle, Conway point, third
Brocard point, third
Brocard triangle, isogonal points |
r380 |
circumcenter,
orthocenter,
Euler
line |
r382 |
circumcenter,
Fermat
triangles, isodynamic
points |
r595 |
excenters,
circumcenter,
Bevan
point, De Longchamps point, point
X(84), isogonal points |
r860 |
isogonal
points, cevian triangle, incenter,
excentral
triangle |
r1331 |
perspective,
isogonal
points, isotomic points |