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StandingWaves
Author:
ken@ylshsap
GeoGebra
New Resources
GeoGebra课程的使用
GeoGebra创建的小游戏集
伞骨架模型
正方形折纸减去两角
幂函数
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B4_1-1練習卷4
congruent (SS)
Graph of Cosine
syps 邊長與三角形
周长相等，正方形，长方形和正三角形，圆面积大小比较
Discover Topics
Solids or 3D Shapes
Geometric Transformations
Statistical Characteristics
Integral Calculus
Rhombus