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A (-2,2),B(8,2) and C(4,-4) are the vert...

A (-2,2),B(8,2) and C(4,-4) are the vertices of a parallelogram ABCD. By plotting the given points on a graph paper, find the co-ordinates of the fourth vertex D.
Also from the same graph, state the co-ordinates of the mid points of the sides AB and CD.

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The correct Answer is:
(-1,-4)
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