Answers

  • Brainly User
2015-11-06T07:06:41+08:00
Conditions that guarantee a quadrilateral is a parallelogram:
1)  The quadrilateral has two pairs of parallel opposite sides and two pairs of congruent opposite sides.

2)  Two opposite sides that are both parallel and congruent.

3)  Two pairs of congruent opposite angles.

4)  The diagonals bisect each other.
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