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題 1
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
兩位數除以一位數（二）
找出對稱軸
柱體建築師
四邉形 (四年級) 教師版
球體建築師
Discover Resources
尺規作圖乾淨版
面積換算公式
test book
旋轉方塊
Net1- AB+AD+AE
Discover Topics
Perimeter
Unit Circle
Combinatorics
Scatter Plot
Rotation