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sin,cos
Author:
陳柄何
GeoGebra
New Resources
科赫雪花
常见四边形是否是双心四边形
龙形曲线-分形龙2
第八周作业3
盈利與虧蝕
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圓的性質
累積頻數多邊形及累積頻數曲線
大小相同串珠
凸透镜原理模拟
旋轉方形
Discover Topics
Arithmetic
Vectors 2D (Two-Dimensional)
Algebra
LCM and GCD
Centroid or Barycenter