Semiregular Tessellations: Hands-On Activity #1 (large image)
Cut-out and Experiment Yourself ---- Totally Tessellated @ http://library.advanced.org/16661/
Instructions: Print this page and then close this window. Here are the regular polygons used in the 21 different polygon arrangements around a point. Cut these out and experiment on your own, or use them while going through the pages about semiregular tessellations.