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Geometrical properties: polygons

Year 8 • Maths

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  1. Interior and exterior angles of regular polygons
  2. Securing understanding of angles from KS2
  3. Interior angles of a polygon
  4. Corresponding angles
  5. Co-interior angles
  6. The sum of the interior angles of any triangle
  7. Formal angle notation
  8. Missing angles
  9. Deriving the sum of interior angles in multiple ways
  10. Alternate angles
  11. Checking understanding of angles from KS2
  12. Problem solving with polygons
  13. Angles on parallel lines traversed by a straight line
  14. Formalising understanding of triangles from KS2
  15. Exterior angles of polygons
  16. Using the sum of the interior angles of a triangle