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 (y + z) sec A : (z + x) sec B : (x + y) sec C, x : y : z = X(517)
Barycentrics (y + z) tan A : (z + x) tan B : (x + y) tan C, x : y : z = X(517)
X(1877) lies on these lines:
1,4 11,1455 12,1883 25,1470 30,1465 51,65 109,1737 221,1837 513,1835 517,1830 603,1210 608,1826 751,1890 765,1861 1319,1846 1707,1788 1825,1829 1839,1880X(1877) = X(4)-Ceva conjugate of X(1846)