S6 = split a square in 6 equal area pieces with minimum perimeter origin of coordinates: in the middle of the square if there are symmetries in the solution the data are given only for the significant part border (-0.5,-0.5) (-0.5,+0.5) (+0.5,-0.5) (+0.5,+0.5) vertex 1 ( 0, 0.333653167) arc 11 (-0.436883924,-0.423051987) 0.873767849 [centercoordinates and radius] vertex 2 ( 0.273399741, 0.085836378) arc 21 = arc 11 arc 22 ( 0.5, -2.216932673) 2.313891307 [centercoordinates and radius] arc 23 (-1.005320642, 0.665351413) 1.403910073 [centercoordinates and radius] vertex 3 ( 0.158512832,-0.119795158) arc 31 = arc 23 arc 32 (-0.621175670, -0.5) 0.867450219 [centercoordinates and radius] arc 23 ( 0,-2.384117405) 2.269863774 [centercoordinates and radius] yields the following cutlength CL = 2.939945752