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proj geom 1
Author:
luk036
GeoGebra
New Resources
美國國旗 (Codex 版)
找出對稱軸
美國國旗 (Codex, 2026.10.06)
Earth with coastline
幾何作圖題：切三圓（題目）
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基測試題五邊形滾動
小遊戲(Butterfly)
兩圓外公切線
双曲椭圆
Copy of 倒數計時
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Differential Calculus
Random Variables
Subtraction
Addition
Difference and Slope