Watch Video on Polygons - Geometry Help
Sunday, June 21st, 2009
Access full lesson containing this video at: http://www.yourteacher.com/geometry/polygons.php Students learn the definition of a polygon, as well as the definitions of concave and convex polygons. Students also learn the following polygon classifications: triangle (3 sides), quadrilateral (4 sides), pentagon (5 sides), hexagon (6 sides), heptagon (7 sides), octagon (8 sides), nonagon (9 sides), decagon (10 sides), dodecagon (12 sides).
Duration : 0:2:27