G.CO.9 Exploring Alternate Interior Angles

Applet allows for the student to discover, by means of rotating an angle 180 degrees about a point, that both pairs alternate interior angles are congruent when a transversal intersects 2 parallel lines.

 

Cindy Almazan

 
Doelgroep (leeftijd)
11 – 14
Taal
English
 
 
 
© 2026 International GeoGebra Institute