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Double reflection in mirrors
Author:
Rory Geoghegan
GeoGebra
New Resources
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Icosahedron
Poorly Drawn Parallelograms
Parallelograms: Quick Investigation
Construct a Conic
Discover Resources
Practice 1
Kite Properties
การลบจำนวนเต็ม
Infinity Blade
Sine and Cos of Obtuse
Discover Topics
Solids or 3D Shapes
Polygons
Symmetry
Logic
Plane Figures or Shapes