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Author:
Louis，Hong
GeoGebra
New Resources
比較五件物件的重量
活动三：应用性质
三角函数 的副本
第八周作业2
第八周作业3
Discover Resources
學測105-9
Similar triangles in a triangle
圓與直線距離
justin sin
心脏线切线族
Discover Topics
Polynomial Functions
Inequalities
Trigonometric Functions
Probability
Plane Figures or Shapes