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「相似三角形」任务3的副本
Author:
地心引力
,
gklwong
Topic:
Similar Triangles
任务3
GeoGebra
New Resources
畫出對稱圖形
近似值：有效數字
四邉形 (四年級) 教師版
美國國旗 (Codex 版)
直角坐標平面上的旋轉變換
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等腰，角度关系
比例
錯角練習
Directed numbers
数学涂鸦
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Statistics
Limits
Variance
Equations
Power Functions