r26 | Fermat points, inverse points |
r39 | Fermat axis, Euler line |
r209 | circumcenter, ninecenter, inverse points |
r210 | point X(115), symmedian point, inverse points |
r211 | Lester circle |
r711 | ninecircle, point X(24), point X(186),inverse points |
r728 | Exeter point, complement, point X(468), Gob point, ninecircle,inverse points |
r960 | centroid, symmedian point, Fermat points, Apollonian circles, symmedian lines |
r961 | orthocenter, symmedian point, Fermat points, Apollonian circles, symmedian lines |
r976 | orthocenter |
r1040 | incenter, symmedian point, Spieker point, Gergonne point, Nagel point, Feuerbach point, Brocard points, Fermat points, Napoleon points |
r1310 | Johnson triangle |
r1521 | Fermat points, isodynamic points, centroid, circumcircle |
r1739 | circumcenter, ninecenter, perspector, point X(264), MacBeath conic, ninecircle |
r1821 | isogonal points, tripolar, inverse points |
r1973 | circumcenter, De Longchamps point, altitude feet, homothetic triangles, inverse points |