1) Two pairs of opposite sides are parallel. a) b) 2) The diagonals are congruent. a) b) 3) The diagonals bisect each other. a) b) 4) The diagonals are perpendicular. a) b) 5) Pairs of opposite sides are both congruent and parallel. a) b) 6) Only one pair of opposite sides are parallel. a) b) 7) Any two consecutive angles are supplementary. a) b) 8) It has four right angles. a) b) 9) All sides are congruent. a) b) 10) Diagonals bisect the opposite angles. a) b)

Parallelogram

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