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探究平行四邊形面積(2)
Author:
Ms Wong
GeoGebra
New Resources
畫出對稱圖形
【案例】2018年全国1卷理科12题
異分母分數減法
球体的体积推导（优化版）
兩位數除以一位數（二）
Discover Resources
圖四
猴子攀樹
弹簧
台球反射
cos(π/n)cos(2π/n)cos(3π/n) ... cos(nπ/n) = ?
Discover Topics
Standard Deviation
Upper and Lower Sum or Riemann Sum
Exponent
Reflection
Distributions