The sum of the angles in a triangle?

Animation shows the three angles in a triangle on a straight line, a slider is used to vary one angle and two vertices of the triangle can be moved.

 

GreenMaths

 
Materiaalityyppi
Työkirja
Avainsanat
angle  angles  geometry  ireland  project-maths  sum  triangle 
Kohderyhmä (ikä)
11 – 14
Kieli
English (United Kingdom)
 
 
 
© 2026 International GeoGebra Institute