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Oak MathsTest · Maths

Interior and exterior angles of regular polygons

The starter and exit quiz of the lesson “Interior and exterior angles of regular polygons”, from the unit “Geometrical properties: polygons” (Year 8 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. A ___ polygon has sides that are equal and interior (inside) angles that are all equal.
  2. What is the size of ∠DAB?
  3. Which image shows a regular pentagon?
  4. Starting with the smallest, sort the shapes in ascending order according to their perimeters.
  5. Find the value of x.
  6. Find the value of x.
  7. Each exterior angle in a regular hexagon is ___°.
  8. Each interior angle in a regular pentagon is ___°.
  9. Is it possible for a decagon to be regular if one of its exterior angles is 30°?
  10. Is it possible for an octagon to be regular if one of its interior angles is 45°?
  11. Which calculations can be used to find the size of the shaded angle?
  12. The size of the shaded angle is ___°.

License: OGL

Interior and exterior angles of regular polygons · Examplary