All resources

Geometry & measuresFoundation

Angles in regular polygons

The exterior angle drawn on an extended side: 360° shared between the sides, then the interior angle from the straight line.

A free key stage 3 and GCSE Foundation geometry and measures lesson on angles in regular polygons, spec code G3. It has a lesson deck to teach from with a visualiser, a worksheet with answers, a puzzle, an exit ticket, an end of unit test and a method video.

More in Angles and shapes

Everything in Angles and shapes