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三角形内角和练习题课件
Author:
迟中金
Topic:
Triangles
GeoGebra
New Resources
畫出對稱圖形
画直线等分三角形的面积
GeoGebra笔记功能体验课件
四邊形的特性
兩組對邊相等和有直角的四邊形
Discover Resources
前景背景
代數運算
量角器2
圓柱截面曲線
二次函數a的意義
Discover Topics
Circumcircle or Circumscribed Circle
Rotation
Fractions
Square
Frequency Distribution