| r1445 |
isodynamic
points, symmedian point, harmonic
points |
| r1458 |
orthocenter,
cevian
quotient,
point
X(155) |
| r1464 |
tangential
triangle, circumcircle |
| r1468 |
orthocenter,
altitudes,
Nagel
point |
| r1471 |
orthologic
triangles, circumcircle,
incenter,
point
X(100) |
| r1473 |
incenter,
Feuerbach
point |
| r1474 |
incenter,
perspective |
| r1479 |
incenter,
Feuerbach
point, homothetic triangles |
| r1481 |
perspective,
Euler
line,
orthic
triangle |
| r1487 |
ninecenter,
orthologic
triangles, antigonal
points |
| r1491 |
orthologic
triangles, altitude
feet, ninecircle |
| r1492 |
ninecircle,
Euler
line,
pedal
circle, inconic |
| r1495 |
incenter,
orthocenter,
Nagel
point |
| r1496 |
incenter,
centroid |
| r1499 |
Kiepert
hyperbola |
| r1503 |
circumcircle,
incenter |
| r1519 |
excircles,
incenter,
orthocenter,
Mittenpunkt,
radical
center |
| r1527 |
tangential
triangle,
perspective |
| r1534 |
orthocenter,
ninecenter |
| r1542 |
orthologic
triangles, medial
triangle, orthopole |
| r1551 |
incenter,
circumcevian
triangle,
Euler
line,
point X(165) |
| r1554 |
circumcevian
triangle, ninecenter |
| r1563 |
centroid,
orthocenter |
| r1564 |
orthocenter,
altitude
feet |
| r1567 |
pedal triangle,
isogonal
points |
