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Mathematics, 31.08.2021 16:40 sofiimadison

The four points A(-1,0),B(3,b),C(a,2) and D (-2,1) are the vertices of a parallelogram ABCD, find the value of a and b. I need for exam
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The four points A(-1,0),B(3,b),C(a,2) and D (-2,1) are the vertices of a parallelogram ABCD, find th...
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