X1928

ISOGONAL CONJUGATE OF X1917

< A B C >: Reference Triangle △ABC [ A B ]: Sideline AB (Base c = 1) [ B C ]: Sideline BC (Side a) [ C A ]: Sideline CA (Side b) A = Vertex A (0.0000, 0.0000) B = Vertex B (1.0000, 0.0000) C = Vertex C (0.6122, 0.5999) X_1917 = TRILINEAR 6th POWER POINT (0.6636, 0.4181) X_1928 = ISOGONAL CONJUGATE OF X(1917) (0.3248, 0.0702) A B C X1917 X1928 (a, b, c) = (5, 6, 7) | AB = 1

X1928 (ISOGONAL CONJUGATE OF X1917) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).

Constructed Elements

Trilinears: \(1/a^{6} : 1/b^{6} : 1/c^{6}\)
Barycentrics: \(1/a^{5} : 1/b^{5} : 1/c^{5}\)
Search Value (6, 9, 13): \(6.843570372644\)
▸ Functional Relations7 relations

Notes

X1928 is the Brianchon point (perspector) of the inellipse that is the trilinear square of the de Longchamps line. This inellipse has center X21235. (Randy Hutson, October 15, 2018)