| r1361 |
concyclic points |
| r1367 |
circumcevian
triangle, perspective,
point
X(100) |
| r1429 |
circumcevian
triangle,
intouch
triangle, Feuerbach point, point
X(100) |
| r1432 |
circumcenter,
symmedian
point |
| r1436 |
circumcenter,
circumcircle,
incircle |
| r1440 |
circumcevian
triangle,
isogonal
points, point X(56), homothetic triangles |
| r1447 |
excenters |
| r1457 |
Thebault
circles |
| r1461 |
cevian
triangle, centroid |
| r1471 |
orthologic
triangles, circumcircle,
circumcenter,
point
X(100) |
| r1473 |
circumcenter,
Feuerbach
point |
| r1474 |
circumcenter,
perspective |
| r1479 |
circumcenter,
Feuerbach
point, homothetic triangles |
| r1482 |
Feuerbach
point, circumcircle,
incircle |
| r1495 |
orthocenter,
circumcenter,
Nagel
point |
| r1496 |
circumcenter,
centroid |
| r1503 |
circumcircle,
circumcenter |
| r1507 |
circumcircle,
perspective |
| r1513 |
excenters,
isogonal
points |
| r1519 |
excircles,
orthocenter,
circumcenter,
Mittenpunkt,
radical
center |
| r1522 |
circumcircle,
tangent
circles, inverse points |
| r1526 |
incircle,
tangent
circles |
| r1527 |
circumcenter,
tangential
triangle,
perspective |
| r1529 |
orthocenter,
Mittenpunkt |
| r1530 |
orthocenter,
Nagel
point |
