8. The student uses formal geometric vocabulary. The student is
expected to identify, classify, and describe two- and three-dimensional geometric figures by their
attributes. The student compares two- dimensional figures, three-dimensional figures, or both by
their attributes using formal geometry vocabulary.
Activity: Create a tessellation by deforming a triangle, rectangle or hexagon to form a polygon that tiles the plane. Corners of the polygons may be dragged, and corresponding edges of the polygons may be dragged. Parameters: Colors, starting polygon.