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QUADRILATERALS

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Quadrilateral

DEFINITION: A quadrilateral is ANY 2D shape with FOUR (4) SIDES and FOUR (4) ANGLES and can be classified into the following three regular shapes:

Trapezoid Kite Parallelograms...

 OPTIONAL: INTERESTING FACT

INTERESTING FACT: The interior (or inside) angles of ANY quadrilateral will total 360° and can be sliced into two 180° triangles.