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Sum of the angles in a triangle
Author:
Matthew Ostrow
,
Duane Habecker
This applet shows that the sum of the interior angles for ANY triangle is 180°.
GeoGebra
New Resources
apec
Untitled
Navigation bar for geometric constructions
Tracing the cone
Geometric pattern
Discover Resources
Construction 4. triangle equilatero
Construct an Equilateral Triangle
Untitled
Untitled
Discover Topics
Sequences and Series
Unit Circle
Upper and Lower Sum or Riemann Sum
Incircle or Inscribed Circle
Cylinder