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日本國旗
Author:
炫哥
GeoGebra
New Resources
柱體建築師
兩組對邊相等和有直角的四邊形
畫出對稱圖形
四邉形 (四年級) 教師版
三位數除以一位數（二）
Discover Resources
Function3
Quiz on Mixed Arithmetic Operations of Positive Integers 正整數四則混合運算：測驗
三角形，點上平分面積
餘弦函數值的變化
橢圓幾何性質,光學性質,生活應用
Discover Topics
Parabola
Symmetry
Means
Correlation
Equations