SOLUTION: show that point (5,6)(-4,4)(-1,1)and (8,1) are the vertices of parallelogram

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Question 1041005: show that point (5,6)(-4,4)(-1,1)and (8,1) are the vertices of parallelogram
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
They're not.
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