X2661¶
MIDPOINT OF PU(83)
X2661 is the midpoint of pu(83).
X2661 (MIDPOINT OF PU(83)) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶
Constructed Elements
Central Lines: {822, 2658}
Related Centers: X822 (CROSSDIFFERENCE OF X1 AND X29), X2658 (SUM OF PU(83))
Trilinears: \(f(A,B,C) : f(B,C,A) : f(C,A,B)\), where \(f(A,B,C) = k(a,b,c)/(\sec C + \sec A) + h(a,b,c)/(\sec B + \sec A)\), where \(h(a,b,c) = a/(\sec C + \sec A) + b/(\sec A + \sec B) + c/(\sec B + \sec C)\), and \(k(a,b,c) = a/(\sec B + \sec A) + b/(\sec C + \sec B) + c/(\sec A + \sec C)\)
Barycentrics: \((\sin A)f(A,B,C) : (\sin B)f(B,C,A) : (\sin C)f(C,A,B)\)
Search Value (6, 9, 13): \(0.861137362412\)