Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Circle Theorems
    1. 1. Angle at the centre
    2. 2 Angles in a semi-circle
    3. 3 Angles in the same segment
    4. 4 Cyclic Quadrilateral
    5. 5 Tangent
    6. 6 Alternate Segment Theory
    7. 7 Two Tangents

Circle Theorems

Author:R Alcraft
Topic:Circle

  • 1. Angle at the centre

  • 2 Angles in a semi-circle

  • 3 Angles in the same segment

  • 4 Cyclic Quadrilateral

  • 5 Tangent

  • 6 Alternate Segment Theory

  • 7 Two Tangents

Next
1. Angle at the centre

New Resources

  • Slope Between 2 Points (Phase 2)
  • רישום חופשי
  • seo tool
  • The Gardener's Ellipse
  • Celsius ↔ Fahrenheit Converter

Discover Resources

  • Will he make the shot? Take 1
  • Rectangle BASD
  • قوانين المثلثات
  • Abs Value Reflection

Discover Topics

  • Linear Regression
  • Geometric Transformations
  • Piecewise Functions
  • Interest Calculation
  • Planes
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®