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) = a4cos B cos C
Barycentrics af(a,b,c) : bf(b,c,a) : cf(c,a,b)
X(1974) lies on these lines:
4,83 6,25 24,511 32,682 34,1428 53,460 66,125 69,459 110,193 112,729 141,468 156,1353 235,1503 237,577 264,419 428,597 571,1576 981,1172 1147,1351 1386,1829 1395,1397X(1974) = isogonal conjugate of X(305)
X(1974) = X(25)-Ceva conjugate of X(32)
X(1974) = crosspoint of X(1395) and X(1973)
X(1974) = crosssum of X(2) and X(1370)