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二維
Author:
esther0120
GeoGebra
New Resources
多邊形的面積
圓周公式的應用
祖冲之的期望:内棋与外棋
正方形雪花图案
盈利與虧蝕
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對稱和變換
曲線與投影
可轉波單車
正方形和長方形有甚麼特性?
「相似三角形」任务1的副本
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Upper and Lower Sum or Riemann Sum
Line Segment
Interest Calculation
Division
Boxplot