Challenge of the month, 01/21: Polygons

This month’s challenge comes to us thanks to Nancy (and Rocky extends a special note of thanks, because she’s tired of my lame ideas): Polygons.  For those who have forgotten everything they learned in HS Geometry, a polygon is a plane figure with at least three straight sides and angles, and typically five or more. … Continue reading "Challenge of the month, 01/21: Polygons"

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