Parallelogram Properties 2.1

I am using this as a warm up to activate "prior knowledge" before practicing applying measurements and algebra to parallelograms includes: Slide 1 and 2 Property: if opposite sides are parallel, then it is a parallelogram Slide 3 Property: Opposite Sides in a parallelogram are equal Slide 4 Property: Opposite Angles in a parallelogram are equal Slide 6 Property: Consecutive angles of a parallelogram are supplementary Slide 8 Property: Sum of all the Angles is 360 Slide 9 - Parallelograms are made by rotating a triangle 180 degrees around the midpoint of a side (2020 edition)

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