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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
画直线等分三角形的面积
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等的四邊形
拼砌四邊形
異分母分數減法
Discover Resources
座標工具檔
P.6 圓周4A
Ex (ASA)
x²+y²+z²的取值范围
固定周界的長方形的面積變化(周界是200厘米)
Discover Topics
General Quadrilateral
Circumcircle or Circumscribed Circle
Congruence
Normal Distribution
Vectors 3D (Three-Dimensional)