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) = bc[b + c - a cos(A - ω)]
Barycentrics g(a,b,c) : g(b,c,a) : g(c,a,b), where g(a,b,c) = b + c - a cos(A -ω)
X(1681) lies on these lines: 2,1672 8,1673 9,1700 10,182 371,2013 372,2014 958,1342 1329,1677 1343,1376 1377,1687 1378,1688 1573,2035 1574,2036 1701,1706