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20190220 Q2
Author:
Franky_0219
GeoGebra
New Resources
撒针估算面积实验
斐波那契螺旋弧线（表格法-可动态调节）
盈利與虧蝕
科氏力 (Coriolis Force)
第八周作业
Discover Resources
表面積
三角形
area 面積3
正多面體立面化及展開圖
正方体展开图的副本
Discover Topics
Functions
Tangent Function
Sequences and Series
Rotation
Numbers