Students explore the various properties of parallelograms and the necessary and sufficient conditions that guarantee that a quadrilateral is a parallelogram.
Students will discover several properties of parallelograms.
They also will discover that opposite sides are congruent, opposite angles are congruent, and consecutive angles are supplementary.
Next, students will discover that diagonals of a parallelogram bisect each other.
Then, students will discover several properties that guarantee that a quadrilateral is a parallelogram.
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