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task2
Author:
chong yin tung
task2
GeoGebra
New Resources
拼砌四邊形
判斷球體
Earth with coastline
直角坐標平面上的旋轉變換
兩組對邊相等和有直角的四邊形
Discover Resources
An angle problem
內公切線長
圓周率的應用 題C
任務1的副本
固定周界的長方形的面積變化（周界是200厘米）
Discover Topics
Linear Functions
Differential Calculus
Tangent Line or Tangent
Similarity Transformation or Similarity
Planes