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題 6
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
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算柱 (兩位數)
四邊形的特性
第八周作业
柱體建築師
拼砌四邊形
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quadrilaterals 3
小數的認識（一）
「相似三角形」任务4的副本
【高中物理】凸透镜成像
S3 Ch4.3 例4.6b 三視圖(3D圖)
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Algebra
Quadratic Functions
Integers
Cylinder
Upper and Lower Sum or Riemann Sum