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沈暐珊 橢圓反射
Author:
fu0 fu6
GeoGebra
New Resources
撒针估算面积实验
比較五件物件的重量
斐波那契螺旋弧线（表格法-可动态调节）
第八周作业3
异形操场
Discover Resources
Sequence指令練習(包絡線：橢圓)
極落戰艦-初階版
cow function
周界(移邊)
任意三棱锥的外接球
Discover Topics
Plane Figures or Shapes
Calculus
Parabola
Percentages
Rotation