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11939車子
Author:
11939葉宗弘
GeoGebra
New Resources
錐體建築師
畫出對稱圖形
四邊形的特性
第八周作业
三位數除以一位數（一）
Discover Resources
以「時」和「分」報時
smps perimeter
弹簧变化
碎形六邊形的副本
拋物線2-焦點法
Discover Topics
Mathematics
Exponent
Area
Percentages
Standard Deviation