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过一直线与已知直线相交
Author:
孟宝兴
GeoGebra
New Resources
GeoGebra笔记功能体验课件
第八周作业
畫出對稱圖形
兩組對邊相等和有直角的四邊形
球体的体积推导（优化版）
Discover Resources
Line Perpendicular to Plane 垂直於平面的直線
切割任意四邊形再拼砌成矩形
均分除法（分數÷整數）
垂直線(方格版)
根據百分率找數量（二）: 例1的副本
Discover Topics
Vectors 3D (Three-Dimensional)
Congruence
Translation
Right Triangles
Cuboid