Octagon Interior & Exterior Angle Sum Theorems

Applet informally illustrates to the student that the sum of the measures of the interior angles of an octagon is 180*6=1080 degrees, and that the sum of the measures of the exterior angles of an octagon is 360 degrees.

 

Tim Brzezinski

 
Tipo de recurso
Actividad
Etiquetas
angle  exploration 
Grupo destino (edad)
11 – 14
Idioma
English
 
 
 
© 2026 International GeoGebra Institute