r1965 |
incenter,
excenters |
r2018 |
circumcenter,
centroid,
altitude
feet, Euler line,
orthologic
triangles |
r2035 |
antiorthic
axis, circumconic, symmedian
point,
Mittenpunkt,
anticevian
triangle,
intangential triangle |
r2066 |
circumcenter,
point
X(64), point X(155) |
r2071 |
circumcircle,
isogonal
points, complement |