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2013黑龙江龙东第10题
Author:
海平 文
GeoGebra
New Resources
判斷球體
四邊形的特性
拼砌四邊形
兩組對邊相等的四邊形
找出對稱軸
Discover Resources
任務5
折一半
圓周_半圓內的半圓
我的第一个GGB绘本
Nested spiral octagon
Discover Topics
Square
Geometric Distribution
Probability
Percentages
Continuity