X1512¶
ORTHOJOIN OF X1
X1512 = orthpole of antiorthic axis
X1512 (ORTHOJOIN OF X1) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶
Constructed Elements
Central Lines: {4, 9}, {6, 80}
Related Centers: X4 (ORTHOCENTER), X9 (MITTENPUNKT), X6 (SYMMEDIAN POINT), X80 (REFLECTION OF INCENTER IN FEUERBACH POINT)
Trilinears: \(f(a,b,c) : f(b,c,a) : f(c,a,b)\) (see note above X1512)
Search Value (6, 9, 13): \(-13.027838966890\)