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老師講解8
Author:
陳家豪
GeoGebra
New Resources
拼砌四邊形
GeoGebra笔记功能体验课件
四邉形 (四年級) 教師版
三位數除以一位數（二）
判斷球體
Discover Resources
gjh-a02-hippocrates 月牙
hint
Effects on Dispersion
教學成果
除法Q4
Discover Topics
Dilation
Polygons
Conic Sections
Trapezium
Real Numbers