Each quadrilateral has a unique name. Do not make the blue shape into a concave polygon (do not cross the sides).[br][list=1][*]Name each quadrilateral.[/*][*]List the properties.[/*][*]Write a definition.[/*][/list]

Dynamic Quadrilaterals found in [i]Exploring Geometry with The Geometer’s Sketchpad[/i] (Bennet, 2004).