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Polygons: Regular vs. Irregular, Convex vs. Concave
HowStuffWorks via Yahoo News· 3 months agoWhether you're studying up for a math test, helping your child with homework or just trying to brush up before trivia night, learning the basic ins and outs of polygons will serve you well.
Rhombus Properties and Perimeter Formula
HowStuffWorks via Yahoo News· 3 months agoA rhombus is a parallelogram shape with two pairs of parallel sides and four equal sides. These four sides of equal length also define the rhombus as an...