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Description
The five regular polygons which can tile the plane uniformly using one or more at a time (up to 4), and fifteen planigons which can tile the plane alone dual uniformly using at most one or two at a time.

Description
The five regular polygons which can tile the plane uniformly using one or more at a time (up to 4), and fifteen planigons which can tile the plane alone dual uniformly using at most one or two at a time.