r1399 |
|
r1438 |
Fermat
points |
r1505 |
isotomic
points, centroid,
perspector,
circumconic,
cevian
triangle |
r1511 |
inconic,
circumconic,
perspector |
r1536 |
orthocenter |
r1544 |
circumcircle,
centroid,
isogonal
lines |
r1574 |
orthic
triangle,
similar triangles |
r1575 |
isotomic
points,
retrocenter |
r1668 |
centroid,
Steiner
circumellipse,
cevian triangle, antimedial
triangle |
r1669 |
centroid,
Steiner
inellipse,
anticevian triangle |
r1787 |
circumcircle,
orthocenter,
circumcevian
triangle,
symmedian
point, point X(24), cevian
product |
r1821 |
isogonal
points, orthocentroidal circle,
inverse
points |
r1971 |
orthocenter,
circumcenter,
isogonal
points, point X(186), point
X(275) |