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Determine whether each quadrilateral must be a parallelogram & justify your answer.
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Determine whether each quadrilateral must be a parallelogram & justify your answer.

Determine whether each quadrilateral must be a parallelogram & justify your answer-example-1
User Kizaru
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Yes - opposite lines are parallel
Yes - a pair of opposite liens are parallel and a pair of opposite angles are parallel

User Sisko
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