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Ex.3
Author:
johnmayhk
GeoGebra
New Resources
sanjiaohanshu
兩組對邊相等和有直角的四邊形
拼砌四邊形
近似值:有效數字
判斷球體
Discover Resources
固定周界的長方形的面積變化
分數與小數
厚會聚透鏡 Thick Convergent Lens
尺规作图
分数减法 Fraction Subtraction
Discover Topics
Secant Line or Secant
Quadratic Functions
Angles
Trigonometry
Natural Numbers