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Complementary Angles
Author:
Meghanne Duncombe
,
Tony Walsh
Explore complementary angles by moving the point C.
GeoGebra
New Resources
Pythagoras Fractal Trees constructions
Simple 3D Vector Field
Equations of Tangents to Circles
Constructing the Perpendicular Line Through a Point on the Line
Proving Triangles Congruent (2): Multi-Step Transformations
Discover Resources
Angle at the Centre is Twice the Angle at the Circumference
Diagonal of a regular pentagon
Similarity Target B Ex1b
Fit Line
Cutouts and folds to study symmetry and translation
Discover Topics
Cube
Solids or 3D Shapes
Parallelogram
Geometry
Standard Deviation