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圓與正三角形上動點連線上中點的軌跡
Author:
葉冠和
GeoGebra
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湖南省张毅郴数字教研工作室 logo
中華民國國旗 (Codex╱2026.10.06)
近似值：有效數字
Nested spiral octagon
長方體平面投影 (Codex版)
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動畫軌跡御飯糰
角平分線作圖1213
體積
旋轉圓
钟表制作成功啦
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Geometric Transformations
Variance
Arithmetic
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Solids or 3D Shapes