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Quadrilateral symmetries
Author:
cmatern@osd.wednet.edu
GeoGebra
New Resources
Exploring Simple Loci 探究簡單軌跡
Poorly Drawn Parallelograms 2
Poorly Drawn Parallelograms 3
Droste effect
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Discover Resources
Start, copy a triangle
Plotting Points on a Coordinate Grid
rhombus
Magic Triangle
From Segment to Cylinder
Discover Topics
Circle
Exponential Functions
Vectors
Statistics
Tangent Function