S5 geometry

wong kwok, 2014/11/12


  • 1. Angle in the same segment
  • 2. Angle at centre is twice the angle at the circumference v2
  • 3. Angle in the semi circle
  • 4. Perpendicular bisector of a chord passes through the centre.
  • 5. Equal chords are equidistant from the centre of the circle
  • 6. Congruent Chords and their Central Angles
  • 7. Ang in the opps segment.
  • 8. Exterior angle of a cyclic quadrilateral
  • 9. Converse of angle in alternate segment
  • 10. Angle between tangents from external point

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Angle in the same segment

Angle in the same segment
– Yoong Kheong

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