**r50** |
tangential
triangle, intangential triangle,
extangential triangle, *homothetic triangles* |

**r51** |
Gob point,
Clawson
point, point X(33) |

**r149** |
circumcircle,
incircle,
*tangent
circles, *perspective |

**r193** |
Schröder
point, Weill point,Bevan-Schröder
point,
Bevan
point, poristic triangles,
point
X(65), point X(56) |

**d** |
*Schröder point* |

**r457** |
*tangent circles* |

**r546** |
intouch
triangle, *homothetic triangles* |

**r561** |
intouch
triangle, incircle,
cevian
triangle, Weill point |

**r734** |
antiorthic
axis, circumcircle |

**r867** |
intouch
triangle, orthic triangle,
incircle,
*homothetic
triangles* |

**r890** |
tripolar,
isogonal
points,
circumcircle,
incircle,
cevian
quotient,
Mittenpunkt |

**r1138** |
circumcircle,
incircle,
circumcevian
triangle, point X(57) |

**r1156** |
point X(56),
inconic,
perspector,
Feuerbach
point, isogonal points |

**r1176** |
*homothetic triangles, tangent
circles* |

**r1594** |
incenter,
point
X(57), point X(165) |

**r1655** |
excircles,
incircle,
isotomic
points, *angent circles* |

**r1690** |
symmedian
point,
Feuerbach point, point
X(37), *concyclic points* |

**r1921** |
cevian
triangle |