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a quadrilateral has vertices A(-4, 4), B (-2, -3), C (4, 7), D (6, 0). is the quadrilateral a parallelogram?

Guest May 16, 2017
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 A(-4, 4), B (-2, -3), C (4, 7), D (6, 0)

 

Look  at the figure below

 

 

Opposite angles are  equal

Adjacent angles are supplementary.....thus.....we have a parallelogram

 

 

cool cool cool

CPhill  May 16, 2017

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