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GeoGebra
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Author:
johnmayhk
GeoGebra
New Resources
GeoGebra笔记功能体验课件
兩組對邊相等和有直角的四邊形
兩位數加法
第八周作业
拼砌四邊形
Discover Resources
四下_四邊形(學生版)
Prism and Cylinder 1
外公切線段長求法
Ex.2
椭圆与圆的关系的副本