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圆周角与圆心角
Author:
李慧敏
Topic:
Circle
GeoGebra
New Resources
正方形雪花图案
斜率的值
撒针估算面积实验
第八周作业
第八周作业3
Discover Resources
行程圖 (Travel Graph)
分解三棱柱
Copy of 重複組合求正整數解
诱导公式四（原点对称关系）
生日问题
Discover Topics
Ratios
Sequences and Series
Random Variables
Variance
Upper and Lower Sum or Riemann Sum