#F4---------------------------------------------- polyline p 0 0 7 0 0 0 10 0 0 10 0 7 beziercurve bc 4 10 0 7 7 0 5 3 0 7 0 0 7 mkedge bc bc wire p p bc mkplane p p revol p p 0 0 0 0 0 1 360 #profile pf o -2 -2 0 l 2 c 3 90 l 2 d -1 0 l 5 profile pf o -4 -4 0 l 8 d 0 1 l 8 d -1 0 l 8 prism pr pf 0 0 15 bfuse f p pr nexplode f f depouille result f 0 0 1 f_2 3 0 0 15 0 0 1 set square 1357.29