Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Circle Theorems
    1. Angle at the centre
    2. Angles in the same segment (animated)
    3. Cyclic quadrilateral
    4. Tangents to circle
    5. Radius and chord
    6. Alternate Segment Theorem

Circle Theorems

Author:Jonathan Longstaffe
Topic:Circle
The circle theorems

  • Angle at the centre

  • Angles in the same segment (animated)

  • Cyclic quadrilateral

  • Tangents to circle

  • Radius and chord

  • Alternate Segment Theorem

Next
Angle at the centre

New Resources

  • General Polar Equation of Conics with Rotation (2)
  • Circumference of a unit circle
  • z`]]
  • Cartesian Notation of a Vector
  • AI for worksheet development

Discover Resources

  • Swing Your Lengths
  • GLP Oct16
  • တိုက်ရိုက်ပြောင်းလဲခြင်း
  • MODUL2.1_LUSYANA WIDJAJA_SMAN 15 BANDUNG
  • Transforming Nonlinear Functions

Discover Topics

  • Pythagoras or Pythagorean Theorem
  • Vectors 3D (Three-Dimensional)
  • Parametric Curves
  • Equilateral Triangles
  • Vectors 2D (Two-Dimensional)
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®