#K1---------------------------------------------- beziercurve cb 4 10 0 0 20 10 0 20 20 0 10 30 0 polyline pl 10 30 0 10 0 0 mkedge ed cb wire ww ed pl mkplane ww ww revol rv ww 0 0 0 0 1 0 -180 box bx -5 10 12 10 10 15 bfuse f rv bx nexplode f f depouille result f 0 0 1 f_3 2 0 0 25 0 0 1 set square 3257.56