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五圓相切
Author:
susan
兩兩相切
GeoGebra
New Resources
算柱 (兩位數)
兩組對邊相等的四邊形
近似值：有效數字
美國國旗 (Claude 版)
找出對稱軸
Discover Resources
線型函數圖形測驗
消失的面積(二)
supplementary
多物件逐一動畫
到點與線段距離相等
Discover Topics
Symmetry
Histogram
Planes
Rational Numbers
Vectors 3D (Three-Dimensional)