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oppositeangles
Author:
p.vadhahong
GeoGebra
New Resources
Bottema's Theorem
Introduction
Construct a Square
A retro cityscape with mathematics
Stairs (Optical Illusion)
Discover Resources
Direct and Inverse Variation
Circumcenter Exploration (B)
Is a reflection a rotation too?
Dodecahedron and Five Tetrahedrons
Invariant Points in X -axis.
Discover Topics
Cylinder
Symmetry
Median Line
Area
Pythagoras or Pythagorean Theorem