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Author:
sheri.chen
GeoGebra
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湖南省张毅郴数字教研工作室 logo
小数 的副本
長方體平面投影 (Codex版)
近似值:有效數字
幾何作圖題:切三圓(題目)
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圓內接四邊形--預習工作紙
聖者即正義
小一_比較20以內的數
规律点问题的动态演示
定理介紹:切線性質 | Tangent Properties
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Incircle or Inscribed Circle
Linear Programming or Linear Optimization
Curve Sketching
Geometry
Optimization Problems