X1378

EXSIMILICENTER(2nd LEMOINE CIRCLE, SPIEKER CIRCLE)

X1378 is the exsimilicenter(2nd Lemoine circle, Spieker circle).
< 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) { 6, 10 }: Central Line L(6, 10) { 2, 1124 }: Central Line L(2, 1124) { 371, 958 }: Central Line L(371, 958) { 8, 1335 }: Central Line L(8, 1335) { 372, 1376 }: Central Line L(372, 1376) { 486, 1329 }: Central Line L(486, 1329) A = Vertex A (0.0000, 0.0000) B = Vertex B (1.0000, 0.0000) C = Vertex C (0.6122, 0.5999) X_6 = SYMMEDIAN POINT (LEMOINE POINT, GREBE POINT) (0.6000, 0.2672) X_10 = SPIEKER CENTER (0.5204, 0.1833) X_2 = CENTROID (0.5374, 0.2000) X_1124 = ISOGONAL CONJUGATE OF X(1123) (0.5846, 0.2489) X_371 = KENMOTU POINT (CONGRUENT SQUARES POINT) (0.5652, 0.2097) X_958 = INTERSECTION OF LINES X(1)X(6) AND X(2)X(12) (0.5166, 0.1682) X_8 = NAGEL POINT (0.4694, 0.1333) X_1335 = {X(1),X(6)}-HARMONIC CONJUGATE OF X(1124) (0.4024, 0.0326) X_372 = {X(3),X(6)}-HARMONIC CONJUGATE OF X(371) (0.7148, 0.4568) X_1376 = EXSIMILICENTER(CIRCUMCIRCLE, SPIEKER CIRCLE) (0.5265, 0.2074) X_486 = INNER VECTEN POINT (-0.0810, -0.0170) X_1329 = COMPLEMENTARY CONJUGATE OF X(1) (0.4903, 0.1280) X_1378 = EXSIMILICENTER(2nd LEMOINE CIRCLE, SPIEKER CIRCLE) (0.4609, 0.1206) A B C X6 X10 X2 X1124 X371 X958 X8 X1335 X372 X1376 X486 X1329 X1378 (a, b, c) = (5, 6, 7) | AB = 1

X1378 (EXSIMILICENTER(2nd LEMOINE CIRCLE, SPIEKER CIRCLE)) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).

Constructed Elements

Trilinears: \(bc(b + c - a \sin A) : :\)
Search Value (6, 9, 13): \(4.204836868852\)
▸ Linear Combinations1 combination
  • X1378 = \(r\) X6 - \((2R \tan \omega )\) X10 = \(R\) X1 - \((r \cot \omega )\) X6 + \(R\) X8

▸ Incident Central Lines7 lines

{2, 1124}, {6, 10}, {8, 1335}, {371, 958}, {372, 1376}, {486, 1329}, {993, 1151}

▸ Functional Relations1 relation