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兩圓位置關係與公切線
Author:
y2727o
GeoGebra
New Resources
找出對稱軸
國旗 (Claude 版)
國旗 (作圖步驟直接餵給 Claude)
拼砌四邊形
Claude 解幾何題
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百分數（小學）：折扣 / 賺賠（HTML5 版）
平行綫的斜率
比較角的大小三
Sine Wave 3D
外擺線
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Random Experiments
Rectangle
Quadratic Functions
Cone
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