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Author:
葉天宏
GeoGebra
New Resources
球体的截面
第三周作业效果演示
盈利與虧蝕
椭圆内切圆链
折扣
Discover Resources
扇形面積
費氏螺旋線(配合試算表)
ex 4
題五
圓錐曲線與平行四邊形定理
Discover Topics
Calculus
Area
Cuboid
Bar Chart or Bar Graph
Linear Functions