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面積題 E
Author:
spkwan
GeoGebra
New Resources
常见四边形是否是双心四边形
折扣
GeoGebra数学资源(4-8年级)
异形操场
比較五件物件的重量
Discover Resources
有向角
生活中的平面圖形關係─線對稱
面積 題目5
Area of a cricle by n-polygon
完全图及其变形
Discover Topics
Right Triangles
Symmetry
Rhombus
Mode
Definite Integral