[5th Grade Math: Regular Polygons and Angles] Don't Just Stop at Drawing! A Quick STEAM Practice for Creating "Kaleidoscope Art" Using Angles and Repetition

Are you stopping at "Okay, we're done" once the students have drawn a square or a regular hexagon?In the 5th-grade math unit ...
BBC

Polygons - sum of interior angles

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 ...
Scientific American magazine

Math Puzzle: Build the matchstick polygon

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 ...
TES

Polygon Transformations

In the Polygon Transformations lesson, students explore geometric manipulations including reflections, translations, rotations and dilations using the Polygon Transformer web app. This tool can be ...