Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Triangle Congruence Demonstrations
    1. SSS Demo
    2. SAS: Dynamic Proof!
    3. ASA Theorem?
    4. HL: Hypotenuse-Leg Action!
    5. 06.1A-1 Exploring AAS
    6. SSA demonstration

Triangle Congruence Demonstrations

Author:Kelli Stephens
Topic:Congruence, Triangles
Interactive demonstrations of the 5 main congruence postulates/theorems: SSS, SAS, ASA, AAS, and HL.

  • SSS Demo

  • SAS: Dynamic Proof!

  • ASA Theorem?

  • HL: Hypotenuse-Leg Action!

  • 06.1A-1 Exploring AAS

  • SSA demonstration

Next
SSS Demo

New Resources

  • Line Through Two Points and Slope
  • Text with alpha background color
  • Right Triangle Trig Ratios: sin, cos, tan
  • Tangent Plane to a Sphere
  • ANGLE

Discover Resources

  • Ellipse Three Dimensional Connection
  • Filling the bottle 1
  • Translating quadratics vertically
  • Ellipsoid with max volume rectangular block inside
  • Sequence

Discover Topics

  • Plane Figures or Shapes
  • Volume
  • Diagrams
  • Division
  • Logarithm
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®