Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Investigate Vertically Opposite Angles

Author:LeeCB, amylava
Move the red points. What to you notice about the sizes of the angles?

New Resources

  • GGB is Awesome!
  • အခြေခံ data အခေါ်အဝေါ်များ
  • Select an object for a time to start a command. Light
  • Visualizing the Pythagorean Identity with Sine and Cosine
  • 函數的奇偶性

Discover Resources

  • N1006
  • samplePC
  • 10.2.1a #941955 option C2
  • Perpendicular bisectors
  • การลบจำนวนเต็มสองหลัก
  • ชุดที่6

Discover Topics

  • Boxplot
  • Integral Calculus
  • Linear Equations
  • Random Variables
  • Hypergeometric Distribution
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®