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线段-视觉差
Author:
龚洪萍
Topic:
Geometry
,
Line Segment
GeoGebra
New Resources
兩組對邊相等的四邊形
拼砌四邊形
四邉形 (四年級) 教師版
sanjiaohanshu
兩位數除以一位數（二）
Discover Resources
餘弦定理的圖形證明
數值滑桿
等值分數
Copy of 包含除法（1 ÷分數）
描点法画三角函数图像-只改参变量
Discover Topics
Correlation
Equations
Combinatorics
Intersection
Tangent Line or Tangent