Puzzle
Geometry & measuresPuzzle
Code breaker:Angles in polygons
Thirteen regular polygons: exterior angles first, then interior angles, then the sum of the interior angles. The Code Box includes 72 for anyone who gives the exterior angle of a pentagon instead of the interior. Two per A4.
A free key stage 3 and GCSE geometry and measures puzzle with answers, spec code G3. It goes with the lesson on angles in regular polygons.
Lesson
Angles in regular polygons
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