Triangle ABC = Orthic Triangle of the Excentral Triangle.

Triangle ABC = Medial Triangle of the Anticomplementary Triangle.

Triangle ABC = Anticomplementary Triangle of the Medial Triangle.

Triangle ABC = Tangential Triangle of the Intouch Triangle.

Triangle ABC = Circum-Orthic Triangle of the Circum-Incentral Triangle.

Triangle ABC = Extangents Triangle of the Yff Central Triangle.

Triangle ABC is congruent to the Circumcevian Triangle of the Circumcenter.

Triangle ABC is congruent to the s-Reflection Triangle of the Circumcenter.

Triangle ABC is congruent to the Anticomplementary Triangle of the Euler Triangle.

Triangle ABC is congruent to the Euler Triangle of the Anticomplementary Triangle.

Triangle ABC is similar to the Medial Triangle.

Triangle ABC is similar to the Anticomplementary Triangle.

Triangle ABC is similar to the Pedal Triangle of the Circumcenter.

Triangle ABC is similar to the Antipedal Triangle of the Orthocenter.

Triangle ABC is similar to the Cyclocevian Triangle of the Orthocenter.

Triangle ABC is similar to the Half-cevian Triangle of the Centroid.

Triangle ABC is similar to the Euler Triangle.

Triangle ABC is similar to the First Brocard Triangle.

Triangle ABC is similar to the Medial Triangle of the Medial Triangle.

Triangle ABC is similar to the Orthic Triangle of the Intouch Triangle.

Triangle ABC is similar to the Orthic Triangle of the Circum-Incentral Triangle.

Triangle ABC is similar to the Medial Triangle of the Euler Triangle.

Triangle ABC is similar to the Orthic Triangle of the Fuhrmann Triangle.

Triangle ABC is similar to the Medial Triangle of the First Brocard Triangle.

Triangle ABC is similar to the Orthic Triangle of the Yff Central Triangle.

Triangle ABC is similar to the Tangential Triangle of the Excentral Triangle.

Triangle ABC is similar to the Anticomplementary Triangle of the Anticomplementary Triangle.

Triangle ABC is similar to the Tangential Triangle of the Circum-Incentral Triangle.

Triangle ABC is similar to the Tangential Triangle of the Fuhrmann Triangle.

Triangle ABC is similar to the Anticomplementary Triangle of the First Brocard Triangle.

Triangle ABC is similar to the Tangential Triangle of the Yff Central Triangle.

Triangle ABC is similar to the Circum-Orthic Triangle of the Intouch Triangle.

Triangle ABC is similar to the Circum-Orthic Triangle of the Excentral Triangle.

Triangle ABC is similar to the Circum-Orthic Triangle of the Fuhrmann Triangle.

Triangle ABC is similar to the Circum-Orthic Triangle of the Yff Central Triangle.

Triangle ABC is similar to the Half-Altitude Triangle of the Medial Triangle.

Triangle ABC is similar to the Half-Altitude Triangle of the Anticomplementary Triangle.

Triangle ABC is similar to the Half-Altitude Triangle of the Euler Triangle.

Triangle ABC is similar to the Half-Altitude Triangle of the First Brocard Triangle.

Triangle ABC is similar to the Euler Triangle of the Medial Triangle.

Triangle ABC is similar to the First Brocard Triangle of the Medial Triangle.

Triangle ABC is similar to the Intangents Triangle of the Intouch Triangle.

Triangle ABC is similar to the Extangents Triangle of the Intouch Triangle.

Triangle ABC is similar to the Intangents Triangle of the Excentral Triangle.

Triangle ABC is similar to the Extangents Triangle of the Excentral Triangle.

Triangle ABC is similar to the First Brocard Triangle of the Anticomplementary Triangle.

Triangle ABC is similar to the Intangents Triangle of the Circum-Incentral Triangle.

Triangle ABC is similar to the Extangents Triangle of the Circum-Incentral Triangle.

Triangle ABC is similar to the Euler Triangle of the Euler Triangle.

Triangle ABC is similar to the First Brocard Triangle of the Euler Triangle.

Triangle ABC is similar to the Intangents Triangle of the Fuhrmann Triangle.

Triangle ABC is similar to the Extangents Triangle of the Fuhrmann Triangle.

Triangle ABC is similar to the Euler Triangle of the First Brocard Triangle.

Triangle ABC is similar to the First Brocard Triangle of the First Brocard Triangle.

Triangle ABC is similar to the Fourth Brocard Triangle of the Fourth Brocard Triangle.

Triangle ABC is similar to the Intangents Triangle of the Yff Central Triangle.

For any point P not on the sidelines of Triangle ABC, Triangle ABC is perspective with the Cevian Triangle of P.

For any point P not on the sidelines of Triangle ABC, Triangle ABC is perspective with the Anticevian Triangle of P.

Triangle ABC is perspective with the Medial Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle.

Triangle ABC is perspective with the Pedal Triangle of the Circumcenter.

Triangle ABC is perspective with the Antipedal Triangle of the Orthocenter.

Triangle ABC is perspective with the Circumcevian Triangle of the Circumcenter.

Triangle ABC is perspective with the Cyclocevian Triangle of the Orthocenter.

Triangle ABC is perspective with the Half-cevian Triangle of the Centroid.

Triangle ABC is perspective with the s-Reflection Triangle of the Circumcenter.

Triangle ABC is perspective with the Euler Triangle.

Triangle ABC is perspective with the First Brocard Triangle.

Triangle ABC is perspective with the Medial Triangle of the Medial Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Medial Triangle of the Euler Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Fuhrmann Triangle.

Triangle ABC is perspective with the Medial Triangle of the First Brocard Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Yff Central Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle of the Euler Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle of the First Brocard Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Yff Central Triangle.

Triangle ABC is perspective with the Circum-Orthic Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Circum-Orthic Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Circum-Orthic Triangle of the Fuhrmann Triangle.

Triangle ABC is perspective with the Circum-Orthic Triangle of the Yff Central Triangle.

Triangle ABC is perspective with the Half-Altitude Triangle of the Euler Triangle.

Triangle ABC is perspective with the Euler Triangle of the Medial Triangle.

Triangle ABC is perspective with the First Brocard Triangle of the Medial Triangle.

Triangle ABC is perspective with the Intangents Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Extangents Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Intangents Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Extangents Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Euler Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the First Brocard Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Intangents Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Extangents Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Euler Triangle of the Euler Triangle.

Triangle ABC is perspective with the First Brocard Triangle of the First Brocard Triangle.

Triangle ABC is perspective with the Intangents Triangle of the Yff Central Triangle.

Triangle ABC is perspective with the Pedal Triangle of the Incenter.

Triangle ABC is perspective with the Pedal Triangle of the Orthocenter.

Triangle ABC is perspective with the Pedal Triangle of the de Longchamps Point.

Triangle ABC is perspective with the Pedal Triangle of the Bevan Point.

Triangle ABC is perspective with the Antipedal Triangle of the Incenter.

Triangle ABC is perspective with the Antipedal Triangle of the Circumcenter.

Triangle ABC is perspective with the Antipedal Triangle of the de Longchamps Point.

Triangle ABC is perspective with the Antipedal Triangle of the Bevan Point.

Triangle ABC is perspective with the s-Reflection Triangle of the Incenter.

Triangle ABC is perspective with the s-Reflection Triangle of the Orthocenter.

Triangle ABC is perspective with the s-Reflection Triangle of the First Fermat Point.

Triangle ABC is perspective with the s-Reflection Triangle of the Second Fermat Point.

Triangle ABC is perspective with the s-Reflection Triangle of the First Isodynamic Point.

Triangle ABC is perspective with the s-Reflection Triangle of the Second Isodynamic Point.

Triangle ABC is perspective with the Feuerbach Triangle.

Triangle ABC is perspective with the Extangents Triangle.

Triangle ABC is perspective with the Mixtilinear Triangle.

Triangle ABC is perspective with the Mid-Arc Triangle.

Triangle ABC is perspective with the Reflection Triangle.

Triangle ABC is perspective with the Second Brocard Triangle.

Triangle ABC is perspective with the Third Brocard Triangle.

Triangle ABC is perspective with the Fourth Brocard Triangle.

Triangle ABC is perspective with the Yff Central Triangle.

Triangle ABC is perspective with the BCI Triangle.

Triangle ABC is perspective with the Malfatti Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Medial Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Incentral Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Medial Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Medial Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the Medial Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Medial Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Medial Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the Medial Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the Medial Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Medial Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Orthic Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the Medial Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the Symmedial Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Medial Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Intouch Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Extouch Triangle.

Triangle ABC is perspective with the Medial Triangle of the Extouch Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Extouch Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the Extouch Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Extouch Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Extouch Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the Extouch Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the Extouch Triangle.

Triangle ABC is perspective with the Incentral Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the Medial Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the Orthic Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the Intouch Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the Extouch Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the First Brocard Cevian Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the Medial Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the First Brocard Cevian Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the Second Brocard Cevian Triangle of the Second Brocard Cevian Triangle.

Triangle ABC is perspective with the Medial Triangle of the Circum-Orthic Triangle.

Triangle ABC is perspective with the Orthic Triangle of the Euler Triangle.

Triangle ABC is perspective with the Symmedial Triangle of the First Brocard Triangle.

Triangle ABC is perspective with the Incentral Triangle of the Yff Central Triangle.

Triangle ABC is perspective with the Extouch Triangle of the Yff Central Triangle.

Triangle ABC is perspective with the Intouch Triangle of the Malfatti Triangle.

Triangle ABC is perspective with the Excentral Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Excentral Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Excentral Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Excentral Triangle of the Tangential Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle of the Tangential Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Tangential Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Circum-Medial Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Circum-Orthic Triangle.

Triangle ABC is perspective with the Anticomplementary Triangle of the Fuhrmann Triangle.

Triangle ABC is perspective with the Tangential Triangle of the Mid-Arc Triangle.

Triangle ABC is perspective with the Tangential Triangle of the First Brocard Triangle.

Triangle ABC is perspective with the Excentral Triangle of the Yff Central Triangle.

Triangle ABC is perspective with the Circum-Medial Triangle of the Medial Triangle.

Triangle ABC is perspective with the Circum-Orthic Triangle of the Medial Triangle.

Triangle ABC is perspective with the Circum-Incentral Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Circum-Medial Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Circum-Incentral Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Circum-Medial Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Circum-Orthic Triangle of the Euler Triangle.

Triangle ABC is perspective with the Circum-Orthic Triangle of the Mid-Arc Triangle.

Triangle ABC is perspective with the Circum-Medial Triangle of the First Brocard Triangle.

Triangle ABC is perspective with the Circum-Incentral Triangle of the s-Reflection Triangle of the Skordev Point.

Triangle ABC is perspective with the Circum-Incentral Triangle of the s-Reflection Triangle of the Dimovski Point.

Triangle ABC is perspective with the Circum-Incentral Triangle of the s-Reflection Triangle of the Stanilov Point.

Triangle ABC is perspective with the Half-Altitude Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Reflection Triangle of the Incentral Triangle.

Triangle ABC is perspective with the Fuhrmann Triangle of the Medial Triangle.

Triangle ABC is perspective with the Third Brocard Triangle of the Medial Triangle.

Triangle ABC is perspective with the Fourth Brocard Triangle of the Medial Triangle.

Triangle ABC is perspective with the Reflection Triangle of the Orthic Triangle.

Triangle ABC is perspective with the First Brocard Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Third Brocard Triangle of the Orthic Triangle.

Triangle ABC is perspective with the BCI Triangle of the Orthic Triangle.

Triangle ABC is perspective with the Fuhrmann Triangle of the Intouch Triangle.

Triangle ABC is perspective with the First Brocard Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Second Brocard Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Third Brocard Triangle of the Intouch Triangle.

Triangle ABC is perspective with the Euler Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Reflection Triangle of the Excentral Triangle.

Triangle ABC is perspective with the Fuhrmann Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Mid-Arc Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Fourth Brocard Triangle of the Anticomplementary Triangle.

Triangle ABC is perspective with the Euler Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Reflection Triangle of the Circum-Incentral Triangle.

Triangle ABC is perspective with the Fuhrmann Triangle of the Circum-Orthic Triangle.

Triangle ABC is perspective with the First Brocard Triangle of the Circum-Orthic Triangle.

Triangle ABC is perspective with the Reflection Triangle of the Euler Triangle.

Triangle ABC is perspective with the Second Brocard Triangle of the First Brocard Triangle.

Triangle ABC is perspective with the Feuerbach Triangle of the Yff Central Triangle.