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ex 3
Author:
LAM YU SANG
GeoGebra
New Resources
兩組對邊相等的四邊形
兩位數加法
四邉形 (四年級) 教師版
兩位數除以一位數(一)
兩位數除以一位數(二)
Discover Resources
百分數(小學):折扣 / 賺賠(HTML5 版)
Parallelogram 02
橢圓拋物面1
正七角錐(旋轉,實體、透視)
动态曲线
Discover Topics
Confidence Interval
Poisson Distribution
Angles
Special Points
Subtraction