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输入框正弦型函数
Author:
lzp80
GeoGebra
New Resources
活动三:应用性质
比較五件物件的重量
常见四边形是否是双心四边形
球体的截面
第八周作业2
Discover Resources
我的第一個GGB影片
拋物線(開口向上)
Public test
纏繞
時鐘
Discover Topics
Polygons
Vectors 2D (Two-Dimensional)
Equilateral Triangles
Upper and Lower Sum or Riemann Sum
Optimization Problems