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运动的二面角.许兴华数学
Author:
许兴华数学
Topic:
Solids or 3D Shapes
GeoGebra
New Resources
直角坐標平面上的旋轉變換
四邊形的特性
找出對稱軸
畫出對稱圖形
長方體平面投影 (Codex版)
Discover Resources
公切線(配合Dilate指令)
过圆上一点作切线，三步
勝者即正義
椭圆的两条垂直切线的交点轨迹 蒙日圆
GGB新手季作业汇总
Discover Topics
Mode
Reflection
Scatter Plot
Square
Conic Sections