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) = cos(B - C) - cos(A - ω)
Barycentrics (sin A)f(A,B,C) : (sin B)f(B,C,A) : (sin C)f(C,A,B)
X(1677) lies on these lines:
2,1342 4,1343 5,182 10,1683 11,1673 12,1672 76,1670 115,2036 262,1671 371,2009 372,2010 485,1687 486,1688 1329,1681 1506,2035 1662,2039 1663,2040 1698,1700 1699,1701X(1677) = X(32)-Ceva conjugate of X(1676)