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Author:
许业成
GeoGebra
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第八周作业3
盈利與虧蝕
百分數及其應用
球体的截面
第八周作业1
Discover Resources
函數
gsx-a01-06 數線上的點
Animation of Refraction
gjc102a19 三角形的對折
活化斥引力 能 夫婦 給 蓄影
Discover Topics
Equilateral Triangles
Sine
Area
Trigonometry
Right Triangles