Which of the following statements about parallelograms are always true?

Opposite sides are parallel.
Opposite angles are supplementary.
All 4 sides are congruent.
Diagonals bisect each other.

Respuesta :

A. Opposite sides are parallel is correct, because if opposite sides were not parallel, it would be a trapezoid, not a parallelogram.

Answer:

opposite sides are always parallel to one another

Step-by-step explanation:

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