# Math

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Which of the following conditions does not ensure that a quadrilateral is a parallelogram?

A) Both pairs of opposite sides are parallel.
B) The diagonals bisect each other.
C) A pair of opposite angles are congruent.
D) All of the above

Can anyone tell me if C is the right answer?

• Math -

I agree with C because I can easily draw a four sided figure with a pair of opposite angles congruent and the other pair not congruent.

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