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Isosceles day 54
Author:
dane.ehlert
GeoGebra
New Resources
Explore the invariant lines of matrix {{-2,5},{6,-9}}
探究由平行線和截線所成的角
Tutorial: Create lists of numbers and objects
Variation Theory Parallelogram Proofs
Poorly Drawn Parallelograms 3
Discover Resources
Step 11
Vertical Dilation
Rotations
H2M 2018 P2 Q1
Untitled
Discover Topics
Vectors 2D (Two-Dimensional)
Difference and Slope
Means
Derivative
Arithmetic Mean