X543

DIRECTION OF VECTOR AX + BX + CX, where X = X99

X543 = X524-of-1st-Brocard-triangle
< 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) { 2, 99 }: Central Line L(2, 99) { 98, 376 }: Central Line L(98, 376) { 114, 381 }: Central Line L(114, 381) { 30, 511 }: Central Line L(30, 511) { 549, 1153 }: Central Line L(549, 1153) { 598, 1569 }: Central Line L(598, 1569) A = Vertex A (0.0000, 0.0000) B = Vertex B (1.0000, 0.0000) C = Vertex C (0.6122, 0.5999) X_2 = CENTROID (0.5374, 0.2000) X_99 = STEINER POINT (0.1109, 0.4322) X_98 = TARRY POINT (0.8891, -0.2281) X_376 = CENTROID OF THE ANTIPEDAL TRIANGLE OF X(2) (0.4626, 0.0042) X_114 = KIEPERT ANTIPODE (0.3616, 0.4140) X_381 = MIDPOINT OF X(2) AND X(4) (0.5748, 0.2979) X_30 = EULER INFINITY POINT (0.7469, 0.7481) X_511 = ISOGONAL CONJUGATE OF X(98) (0.2335, -0.3020) X_549 = MIDPOINT OF X(2) AND X(3) (0.5187, 0.1510) X_1153 = CENTER OF THE VAN LAMOEN CIRCLE (0.5098, 0.1559) X_598 = ISOGONAL CONJUGATE OF X(574) (0.5865, 0.2783) X_1569 = MOSES-CIRCLE ANTIPODE OF X(115) (0.4049, 0.3772) X_543 = DIRECTION OF VECTOR AX + BX + CX, where X = X(99) (0.0220, 0.4806) A B C X2 X99 X98 X376 X114 X381 X30 X511 X549 X1153 X598 X1569 X543 (a, b, c) = (5, 6, 7) | AB = 1

X543 (DIRECTION OF VECTOR AX + BX + CX, where X = X99) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).

Constructed Elements

Trilinears: \((2ax - by - cz)/a, x = x(a,b,c) = bc/(b^{2} - c^{2})\), where \(x : y : z\) = X99
Barycentrics: \(2 a^{4} - b^{4} - c^{4} - 2 a^{2} b^{2} - 2 a^{2} c^{2} + 4 b^{2} c^{2} : :\)

X543 lies on the line at infinity.

▸ Incident Central Lines15 lines

{2, 99}, {22, 3455}, {25, 2936}, {30, 511}, {98, 376}, {114, 381}, {147, 3543}, {549, 1153}, {598, 1569}, {626, 1975}, {1641, 2502}, {2421, 3016}, {3023, 3058}, {3027, 3325}, {3044, 3048}

▸ Functional Relations9 relations