Interactive Applet |
You can move the points A, B and C (click on the point and drag it).
Press the keys “+” and “−” to zoom in or zoom out the visualization window and use the arrow keys to translate it.
You can also construct all centers related with this one (as described in ETC) using the “Run Macro Tool”. To do this, click on the icon , select the center name from the list and, then, click on the vertices A, B and C successively.
Information from Kimberling's Encyclopedia of Triangle Centers |
Trilinears f(a,b,c) : f(b,c,a) : f(c,a,b), where f(a,b,c) = a3(a2 - b2 - c2 - bc)2/(b + c - a)
Trilinears sin2(3A/2) : sin2(3B/2) : sin2(3C/2) (M. Iliev, 4/12/07)
Trilinears 1 - cos 3A : 1 - cos 3B : 1 - cos 3C (M. Iliev, 4/12/07)Barycentrics af(a,b,c) : bf(b,c,a) : cf(c,a,b)
X(2477) lies on these lines:
1,49 11,54 12,110 55,1069 56,184 156,1478 2595,2606