Circles and Coordinate Geometry

4. Tangents and Chords

Learning outcomes
  • I can define tangents and chords of a circle.
  • I can identify tangent and chord relationships in diagrams.
  • I can explain why a tangent is perpendicular to a radius at the point of contact.
  • I can solve coordinate geometry problems involving tangents and chords.
  • I can apply circle properties to geometric reasoning problems.