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活动三：应用性质
Author:
孟宝兴
GeoGebra
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兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
AI 訓練教室
小数 的副本
判斷球體
Discover Resources
大邊對大角
proof92吳冠穎
cycloid
相似三角形的一种动态构造.许兴华数学
繪畫長方形
Discover Topics
Limits
Trigonometric Functions
Square
Intersection
Circumcircle or Circumscribed Circle