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 A + (4 + J) cos B cos C, J as at X(1113).
Barycentrics (sin A)f(A,B,C) : (sin B)f(B,C,A) : (sin C)f(C,A,B)The circle (X(4),2R) is identified at X(2474).
X(2552) lies on these lines:
2,3 388,2464 497,2463 1587,2466 1588,2465 2467,2551 2468,2550 2469,2543 2470,2542 2471,2547 2472,2546