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梅花
Author:
呂麗珠
GeoGebra
New Resources
兩位數加法
算柱 (兩位數)
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
畫出對稱圖形
Discover Resources
Quiz on Angles associated with Parallel Lines 平行線上的角:測驗
電子幾何條
畢氏定理的圖形證明法
分段2
包絡線
Discover Topics
Arithmetic Mean
Secant Line or Secant
Planes
Rotation
Function Graph