Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Opposite Angle Theorem
Author:
Shawn Godin
When two lines cross four angles are created and the opposite angles are equal. In the sketch, you can move point C. If you click on one of the four angles you will see the opposite angle pairs.
GeoGebra
New Resources
Morse code visualizer / decoder
seo tool
探究長方形對角線上的正方形數目
power rule of x^n derivatives
Flip A Bunch of Coins
Discover Resources
Centroid
Example
Method of Travel
Programming the ATtiny85
Beter
Discover Topics
Logic
Logarithm
Equations
Real Numbers
Difference and Slope