GeoGebra
GeoGebra
  • Home
  • News Feed
  • Resources
  • Profile
  • People
  • Classroom
  • App Downloads
About GeoGebra
Contact us: office@geogebra.org
Terms of Service – Privacy – License

© 2023 GeoGebra

三角形的內角

Author:
現代中學數學 Modern Secondary Mathematics
Topic:
Triangles
探究三角形內角和的性質。 (1B 冊第 3.47 頁適用)

New Resources

  • Parallelogram Theorems: Quick Check-in
  • How Many Diameters?
  • Infinite limits
  • Polar Graph and Cartesian Graph: Famous and Make Your Own!
  • Regular N-GON: What Happens as N Approaches Infinity?

Discover Resources

  • Slope Intercept Form Game
  • Carighan Ault Lesson 6-2
  • דף ריק כולל אופקית
  • inversion
  • Exterior angle of cyclic quad

Discover Topics

  • Planes
  • Translation
  • Logarithmic Functions
  • Vectors 2D (Two-Dimensional)
  • Sequences and Series

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