Question 355251
{{{drawing(300,300,-5,5,-5,5,circle(-3,1,0.3),circle(1,2,0.3),circle(0,1,0.3),circle(-4,-2,0.3),line(-3,1,1,2),line(1,2,0,1),line(0,1,-4,-2),line(-4,-2,-3,1),grid(1),graph(300,300,-5,5,-5,5,0))}}}
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Check your points, they are not vertices of a parallelogram.
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(0,-1) would work.
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{{{drawing(300,300,-5,5,-5,5,circle(-3,1,0.3),circle(1,2,0.3),circle(0,-1,0.3),circle(-4,-2,0.3),line(-3,1,1,2),line(1,2,0,-1),line(0,-1,-4,-2),line(-4,-2,-3,1),grid(1),graph(300,300,-5,5,-5,5,0))}}}
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