Answer:
There are six important properties of parallelograms to know:
-Opposite sides are congruent (AB = DC).
-Opposite angels are congruent (D = B).
-Consecutive angles are supplementary (A + D = 180°).
-If one angle is right, then all angles are right.
-The diagonals of a parallelogram bisect each other.
Step-by-step explanation:
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