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Mathematics, 28.08.2020 23:01 ella3714

Which CANNOT be used to prove that a quadrilateral is a parallelogram?
F One pair of opposite angles is
congruent.
G Both pairs of opposite sides are
parallel.
H Both pairs of opposite sides are
congruent.
J One pair of opposite sides is both
parallel and congruent.

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Which CANNOT be used to prove that a quadrilateral is a parallelogram?
F One pair of opposite...

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