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Locus (Non parallel lines)
Author:
Lttcmooc
GeoGebra
New Resources
兩位數加法
兩組對邊相等的四邊形
判斷球體
拼砌四邊形
算柱 (兩位數)
Discover Resources
任務4
技巧集
相同圖形的拼砌（有兩組平行線的四邊形）
音調與空氣柱
Quiz on Discriminant 判別式：測驗
Discover Topics
Similar Triangles
Conditional Probability
Arithmetic Mean
Secant Line or Secant
Tangent Function