Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Circle Geometry Theorems
    1. Angle in a semi-circle
    2. Angles subtended by the same arc
    3. Angle between a tangent and a chord
    4. Angle at the centre
    5. Radius-tangent
    6. Tangents from an external point

Circle Geometry Theorems

Author:David Hemer
Topic:Circle, Geometry

  • Angle in a semi-circle

  • Angles subtended by the same arc

  • Angle between a tangent and a chord

  • Angle at the centre

  • Radius-tangent

  • Tangents from an external point

Next
Angle in a semi-circle

New Resources

  • Linear Approximations
  • Luxembourg Symbol
  • Colors for GeoGebra
  • seo tool
  • Question 6c

Discover Resources

  • Rotations
  • day 111
  • Brilliant - Diamond Sangaku Problem
  • Sector Challenge
  • Discussion 1.2

Discover Topics

  • Arithmetic Operations
  • Vectors 3D (Three-Dimensional)
  • Upper and Lower Sum or Riemann Sum
  • Probability
  • Real Numbers
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

© 2025 GeoGebra®