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固定面積的圖形周界變化
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Perimeter
,
Square
GeoGebra
New Resources
算柱 (兩位數)
Fibonacci Clock
美國國旗 (Codex, 2026.10.06)
國旗 (Claude 版)
AI 訓練教室
Discover Resources
Dilation of area
perimeter
cos(π/n)cos(2π/n)cos(3π/n) ... cos(nπ/n) = ?
學習活動一解的意義
繡曲線設計
Discover Topics
Sphere
Derivative
Stochastic Process or Random Process
Bar Chart or Bar Graph
Statistics