Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Lesson

Outline

  1. Special Lines and Centres of Triangle
    1. A. Triangle Inequality
    2. B. Angle bisector
    3. C. Perpendicular bisector
    4. D. Median
    5. E. Height
    6. Constructing Triangle by 3 Sides

Special Lines and Centres of Triangle

Author:Alexander Lau
Topic:Straight Lines

  • A. Triangle Inequality

  • B. Angle bisector

  • C. Perpendicular bisector

  • D. Median

  • E. Height

  • Constructing Triangle by 3 Sides

Next
A. Triangle Inequality

New Resources

  • Graphing Compound Inequalities: Conjunctions and Disjunctions
  • Angle Addition Postulate (V2) - Integer Solutions
  • Compound Inequality Illustrator: Conjunctions and Disjunctions
  • Congruent Figures
  • Function art 3D - waiting shed (v2)

Discover Resources

  • Slope-o-scope
  • Sine & Cosine Period Action (2)!
  • Sampling experiment
  • WORK IN PROGRESS - Need to check the code Binomial distribution - Type I and Type II errors
  • 二次函数

Discover Topics

  • Prism
  • Linear Programming or Linear Optimization
  • Subtraction
  • Parallelogram
  • Natural 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

© 2026 GeoGebra®