beginfig(1);
u =         0.0416666667 cm;
draw 
     (        0.0000000000u,        0.0000000000u)--
     (      120.0000000000u,        0.0000000000u)--
     (      120.0000000000u,      240.0000000000u)--
     (        0.0000000000u,      240.0000000000u)--cycle;
draw fullcircle
     xscaled         74.0000000000u
     yscaled         74.0000000000u
     shifted (       37.0000000000u,      166.4869487713u);
draw fullcircle
     xscaled         74.0000000000u
     yscaled         74.0000000000u
     shifted (       83.0000000000u,      107.4236464649u);
draw fullcircle
     xscaled         74.0000000000u
     yscaled         74.0000000000u
     shifted (       58.7364191623u,       37.0000000000u);
endfig;
end;