"This is a story of how harmless choices can make a harmful world," reads the introduction on playable post Parable of the Polygons. Just above this text, a crowd of yellow triangles and blue squares ...

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 ...

Today on the 'Name That Thing' quiz, we will test how much you know about geometric shapes. Here are four types of polygons in the image below. Can you tell what these are called in mathematics? What ...