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Prove that the points A(1,3,0), B(-5,5,2) C(-9,-1,2) and D(-3,-3,0) are the vertices of a parallelogram. Also show that ABCD is not a rectangle.

Asked by Topperlearning User 20th February 2015, 10:26 AM
Answered by Expert
Answer:

Answered by Expert 20th February 2015, 12:26 PM
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