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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
近似值：有效數字
球體建築師
國旗 (作圖步驟直接餵給 Claude)
美國國旗 (Claude 版)
長方體平面投影 (Codex版)
Discover Resources
極限不存在（雙路徑法）
題6
第三冊
三角形的內心
Ghost鬼腳圖遊戲12-13
Discover Topics
Expected Value
Algebra
Logarithm
Addition
Quadrilaterals