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切割任意四邊形再拼砌成矩形
Author:
ho ting chit
GeoGebra
New Resources
中华人民共和国国旗
百分數及其應用
撒针估算面积实验
折扣
比較五件物件的重量
Discover Resources
Task4
congruent (ASA)
-3 ≤ cosA+cosB+cosC ≤ 3/2
圖形的周界
椭圆内切圆链
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Straight Lines
Isosceles Triangles
Inequalities
Diagrams
Normal Distribution