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同心圓
Author:
柳淳珈
GeoGebra
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幾何作圖題：切三圓（題目）
美國國旗 (Claude 版)
湖南省张毅郴数字教研工作室 logo
三半圓間的相切圓(Codex╱2026.10.07)
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線性規劃 - 數學技巧1
Angle in Alternate Segment 1
圓圈圈
彈幕模擬
GGB3
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Vectors
Diagrams
Division
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Tangent Line or Tangent