beginfig(1);
u =         0.5000000000 cm;
draw (0,0)--(0,        5.9991345164u)--(        2.0000000000u,        5.9991345164u)--(        2.0000000000u,0)--cycle;

draw fullcircle
     xscaled          2.0000000000u
     yscaled          2.0000000000u
     shifted (        1.0000000000u,        1.0000000000u);
draw fullcircle
     xscaled          2.0000000000u
     yscaled          2.0000000000u
     shifted (        1.0000000000u,        4.9991345164u);
draw fullcircle
     xscaled          2.0000000000u
     yscaled          2.0000000000u
     shifted (        1.0000000000u,        2.9995672582u);
endfig;
end;