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圖二的副本
Author:
Siqiu Zeng
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
拼砌四邊形
四邊形的特性
兩組對邊相等的四邊形
三位數除以一位數（一）
【案例】2018年全国1卷理科12题
Discover Resources
Rotation 旋轉變換
P6 Maths
封閉區域著色２
Volume of pyramid from a cube
约瑟夫问题
Discover Topics
Set Theory
Cone
Cuboid
Constructions
Straight Lines