Polygons can be regular or irregular in shape. A polygon is a closed 2D shape with at least three sides. A regular polygon is a polygon with all equal sides and angles. An irregular polygon is a ...

Assuming that a match is one unit of length, it is possible to place 12 matches on a plane in various ways to form polygons with areas that have integral values. On this page are two such polygons: a ...

In integrated math courses like the one taught at Chapman High School, students typically learn a blend of algebra and geometry concepts in the same class, rather than separately. Credit: Doug Barrett ...

Years ago, an audacious Fields medalist outlined a sweeping program that, he claimed, could be used to resolve a major problem in algebraic geometry. Other mathematicians had their doubts. Now he says ...