inici
1 a 20
20 a 40
40 a 60
60 a 80

 
c61 Equicenter of two inscribed triangles
c62 Areal center of two inscribed triangles
c63 Family of similar inscribed triangles having as equicenter a given point E
c64 Family of inscribed triangles having as equicenter and areal center two given points E, S
c65 Points with equilateral cevian triangle
c66 Thebault circles
c67 Triangle knowing the vertex A and the Brocard points V, W
c68 Triangle knowing the midpoint D of BC, the foot B' of the B-altitude and the midpoint Z between C and the orthocenter
c69 Point P having pedal triangle with respect to ABC similar to a given A'B'C'
c70 Point having cevian triangle similar to the pedal triangle of a point M
c71 Point having anticevian triangle similar to the pedal triangle of a point M
c72 Triangle knowing the lines rb, rc of the sides and the Euler line re
c73 Triangle knowing the lines rb, rc of the sides and the GergonTrianne point Ge
c74 Point X in BC such as the incircles of ABX and ACX have the same radius
c75 Triangles with concurrent A-altitude, B-median and C-bisector
c76 Point having circumcevian triangle directly similar to a given A'B'C'