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郭耘 相似三角形的證明
Author:
郭耘
GeoGebra
New Resources
Positive and Negative Space
bewijs stelling van Pythagoras
Free fall
Silhouettes without gaps and isolated
Floch, fractal, iteration, custom tool.
Discover Resources
Rette_FdC
Trig Graphs
Triangle ABC
Adding subtracting negative numbers
Generating an extreme arrangements of points on a sphere
Creating Your Own Robe Design with Symmetry
Discover Topics
Circle
Trigonometric Functions
Rectangle
Random Variables
Arithmetic Operations