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Parallelograms. By Cassie, Hannah, Rachel, and Rebecca. Opposite sides of a parallelogram are congruent. Property 1. Opposite sides of a parallelogram are parallel. Property 3. Adjacent angles (angles next to one another) are supplementary (they add up to 180 degrees). Property 4. Y. X.
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Parallelograms By Cassie, Hannah, Rachel, and Rebecca
Adjacent angles (angles next to one another) are supplementary (they add up to 180 degrees) Property 4 Y X X+Y=180 X Y
The diagonals of a parallelogram bisect each other. Property 5
Other Parallelograms Rectangles Squares Rhombuses
B(base) * H(height) How to find the area Height Base
Sources • http://www.coolmath.com/reference/parrallelograms.html • http://www.ies.co.jp/math/products/geo1/applets/para/para.html