mpgraph:=3;
beginfig(3);
prologues := 1 ;
u := 10*0.01999pt;
bboxmargin := 0pt ;
pickup pencircle scaled 2u ;
x0 := 0u ;
y0 := 0u ;
x1 := 86.6u ;
y1 := 24.0u ;
x2 := 86.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-60)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 86.6u ;
y1 := 24.0u ;
x2 := 86.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-120)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 86.6u ;
y1 := 24.0u ;
x2 := 86.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-240)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 86.6u ;
y1 := 24.0u ;
x2 := 86.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-300)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 81.6u ;
y1 := 24.0u ;
x2 := 81.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-0)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 91.6u ;
y1 := 24.0u ;
x2 := 91.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-0)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 81.6u ;
y1 := 24.0u ;
x2 := 81.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-180)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 91.6u ;
y1 := 24.0u ;
x2 := 91.6u ;
y2 := -24.0u ;
x3 := 0u ;
y3 := -48.0u ;
draw ((z1--z2) rotatedaround(origin,-180)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 109.1u ;
y1 := 63.0u ;
x2 := 129.9u ;
y2 := 75.0u ;
x3 := 20.8u ;
y3 := 12.0u ;
draw ((z1--z2) rotatedaround(origin,-120)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 86.6u ;
y1 := 74.0u ;
x2 := 86.6u ;
y2 := 100.0u ;
x3 := 0u ;
y3 := 26.0u ;
draw ((z1--z2) rotatedaround(origin,-300)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 109.1u ;
y1 := 37.0u ;
x2 := 129.9u ;
y2 := 25.0u ;
x3 := 20.8u ;
y3 := -12.0u ;
draw ((z1--z2) rotatedaround(origin,-300)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 109.1u ;
y1 := 63.0u ;
x2 := 129.9u ;
y2 := 75.0u ;
x3 := 20.8u ;
y3 := 12.0u ;
draw ((z1--z2) rotatedaround(origin,-60)) shifted z0 ;
x0 := 0u ;
y0 := 0u ;
x1 := 109.1u ;
y1 := 63.0u ;
x2 := 129.9u ;
y2 := 75.0u ;
x3 := 20.8u ;
y3 := 12.0u ;
draw ((z1--z2) rotatedaround(origin,-180)) shifted z0 ;
endfig;
end.