Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Lesson

Outline

  1. Triangle Congruence
    1. Side Side Side (SSS)
    2. Angle Angle Angle (AAA)
    3. Angle Side Angle (ASA)
    4. Side Angle Side (SAS)
    5. Side Side Angle (SSA)
    6. HL Postulate exploration

Triangle Congruence

Author:Shelley Burnside, Chip Rollinson
Topic:Congruence
Test whether each of the following "work" for proving triangles congruent: AAA, ASA, SAS, SSA, SSS, HL

  • Side Side Side (SSS)

  • Angle Angle Angle (AAA)

  • Angle Side Angle (ASA)

  • Side Angle Side (SAS)

  • Side Side Angle (SSA)

  • HL Postulate exploration

Next
Side Side Side (SSS)

New Resources

  • Odd Function Explorer
  • Calculating Arc Length, Radius, and Central Angle
  • Angle Addition Postulate (V2) - Integer Solutions
  • Writing and Graphing Proportional Relationships (k>0)
  • Basic and Compound Inequality Illustrator

Discover Resources

  • Bruk av GeoGebra, Atlanten ungdomsskole. Andregradsfunksjon
  • p902
  • Rectangle Constructions
  • Parabola Terbuka Kiri atau Kanan
  • Copying an Angle #2 Brandon Araiza

Discover Topics

  • Cube
  • Geometric Mean
  • Arithmetic Operations
  • Normal Distribution
  • 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®