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蜗牛壳模型
Author:
孟宝兴
GeoGebra
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四邊形的特性
國旗 (Claude 版)
拼砌四邊形
AI 訓練教室
畫出對稱圖形
Discover Resources
Desargues 定理
畢氏定理動態證明(歐基里得，應用時間參數跳躍函數)
擴分、約分及比較大小
三角形外心的位置
櫻花鉤吻鮭
Discover Topics
Constructions
Orthocenter
Vectors
Cuboid
Calculus