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wukong
Author:
Woody
Topic:
Trigonometric Functions
GeoGebra
New Resources
百分數及其應用
撒针估算面积实验
三角函数 的副本
第八周作业2
常见四边形是否是双心四边形
Discover Resources
餘弦定理
Perimeter
正四角錐(可以旋轉， 顯示邊， 選擇透視)
希羅公式
橢圓規Ellipsograph (Trammel of Archimedes)
Discover Topics
Circumcircle or Circumscribed Circle
Geometric Distribution
Complex Numbers
Statistics
Median Line