GeoGebra
GeoGebra
  • Circle theorems
      Circle theorem 1 - angles from same points
      Circle theorem 2 - angles to centre and circumference
      Circle theorem 3 - angles in a semicircle
      Circle theorem 4 - angles in a cyclic quadrilateral
      Circle theorems 5 & 6 - radii and tangents
      Circle theorem 7 - radius and chord
      Circle theorem 8 - alternate angles

Circle theorems

Author:
mrjhill
Topic:
Circle

  • Circle theorem 1 - angles from same points

  • Circle theorem 2 - angles to centre and circumference

  • Circle theorem 3 - angles in a semicircle

  • Circle theorem 4 - angles in a cyclic quadrilateral

  • Circle theorems 5 & 6 - radii and tangents

  • Circle theorem 7 - radius and chord

  • Circle theorem 8 - alternate angles

Next
Circle theorem 1 - angles from same points

New Resources

  • interior - domes - mu
  • What is π ?
  • Vertical Translation
  • Regular N-GON: What Happens as N Approaches Infinity?
  • Horizontal Translation

Discover Resources

  • Gleichschenkelig
  • Slope Intuition
  • Vector Space of Polynomials
  • Plane 2
  • Inv 3.3 - Rotation Experts

Discover Topics

  • Rectangle
  • Equilateral Triangles
  • Straight Lines
  • Scatter Plot
  • Interest Calculation

GeoGebra

  • About
  • Partners
  • GeoGebra on Tests
  • News Feed
  • App Downloads

Apps

  • Calculator Suite
  • Graphing Calculator
  • 3D Calculator
  • CAS Calculator
  • Scientific Calculator

Resources

  • Classroom Resources
  • Learn GeoGebra
  • Classroom
  • Geometry
  • Notes
  • Terms of Service Privacy License
  • Facebook Twitter YouTube