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題 2 **
Author:
lam
GeoGebra
只需列出算式,不需要計算答案。(取π = 3.14)
𝜋
提示:
四分之一個圓面積 = 半徑 × 半徑 × π ×
New Resources
Earth with coastline
Nested spiral octagon
國旗 (Claude 版)
Fibonacci Clock
拼砌四邊形
Discover Resources
Why same areas?
Rotation
螢橋國中 洪芷昀
旋转体
Copy of 「相似三角形」任务1
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Integral Calculus
Special Points
Circumcircle or Circumscribed Circle
Linear Regression
Function Graph