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Oak MathsTest · Maths

The opposite angles of a cyclic quadrilateral sum to 180°

The starter and exit quiz of the lesson “The opposite angles of a cyclic quadrilateral sum to 180°”, from the unit “Circle theorems” (Year 10 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. Calculate the size of angle a°.
  2. The size of the angle labelled b° is ___°.
  3. The size of the angle labelled c° is ___°.
  4. The size of the angle labelled d° is ___°.
  5. ∠PEF is subtended by the chord PF.∠PFE is subtended by the chord PE.Find ∠EPD (in degrees).
  6. Calculate the size of angle h°.
  7. The size of the angle labelled a° is ___°.
  8. Find the size of angle b°.
  9. Find the size of angle c°.
  10. The size of the angle labelled d° is ___°.
  11. The size of the angle labelled e° is ___°.
  12. Find the size of angle g° (in degrees).

License: OGL

The opposite angles of a cyclic quadrilateral sum to 180° · Examplary