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stationary wave and travelling wave
Author:
kidmancmw
GeoGebra
New Resources
第八周作业2
斐波那契螺旋弧线（表格法）
第八周作业3
龙形曲线-分形龙
三角函数 的副本
Discover Resources
認識分數
三角形内角和演示
角定義
Congruent and Similarity
边长可变的正三角形上莱洛转子的滚动
Discover Topics
Parametric Curves
Incircle or Inscribed Circle
Vectors 2D (Two-Dimensional)
Rhombus
Centroid or Barycenter