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未命名
Author:
風穎教育數學組
GeoGebra
New Resources
平行線的判定
第三周作业效果演示
活动三：应用性质
科氏力 (Coriolis Force)
盈利與虧蝕
Discover Resources
球面上的座標架
量角器2
No.2
Question 5
太空版憤怒鳥
Discover Topics
Surface
Trigonometry
Trapezoid
Cosine
Arithmetic Operations