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矩形周长一定时正方形面积最大
Author:
卢德洪
Topic:
Area
,
Perimeter
,
Rectangle
GeoGebra
New Resources
镂空正方体案例对比
球体的截面
小学资源收集
百分數及其應用
盈利與虧蝕
Discover Resources
Roger Test Draw
絕對值正弦函數圖形
工具:PlaneText, PlaneArrow
萬花筒
加法与乘法
Discover Topics
Symmetry
Similar Triangles
Translation
Percentages
Continuity