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轴对称的两点的动画演示.许兴华数学
Author:
许兴华数学
Topic:
Geometry
,
Symmetry
GeoGebra
New Resources
找出對稱軸
四邊形的特性
三位數除以一位數（二）
GeoGebra笔记功能体验课件
拼砌四邊形
Discover Resources
平行線的性質
相似三角形
Choose the most suitable 'improvised units'(中間人)
同側AP+BP最小值
基础知识
Discover Topics
Sphere
Special Points
Line Segment
Angles
Translation