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題 2
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
判斷球體
美國國旗 (Claude 版)
Earth with coastline
畫出對稱圖形
四邉形 (四年級) 教師版
Discover Resources
三角形的內角和+內心與外心
菱形
兩線段和圓的關係
正十二面體內接正六面體旋轉
单晨答上海鲍老师
Discover Topics
Addition
Geometry
Parabola
Derivative
Multiplication