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Exterior Angle of a Triangle
Author:
kmso
Try to drag the blue angles to the point C. What can you observe?
GeoGebra
New Resources
The 3D Space
Untitled
Set Operations (2 Sets)
Addition of Vectors Algeraically
Colouring of Venn Diagram
Discover Resources
Functions Notations and Evaluation
Production Possibilites Frontiers
Test of Geogebra
spread-sheet-example
Triangle Fractal Time-Waster
Discover Topics
Geometry
Line Segment
Set Theory
Functions
Pythagoras or Pythagorean Theorem