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未命名
Author:
xuhao
GeoGebra
New Resources
找出對稱軸
兩位數加法
球体的体积推导（优化版）
三位數除以一位數（二）
畫出對稱圖形
Discover Resources
clock
正弦定理验证
柯西不等式 (4)
絕對值正弦函數圖形
纏繞畫2
Discover Topics
Difference and Slope
Normal Distribution
Inequalities
Parallelogram
Unit Circle