oak
Dec 14, 2020

answers: 1

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Answer:

If the opposite angles of a quadrilateral are equal, it is a parallelogram. The diagonals of a parallelogram bisect each other. If the diagonals of a quadrilateral bisect each other, it is a parallelogram. If one pair of opposite sides of a quadrilateral is equal and parallel, then the quadrilateral is a parallelogram.

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Sushilova

Dec 14, 2020

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