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拋物線2--焦點法
Author:
13陳柏禎
拋物線2--焦點法
GeoGebra
New Resources
算柱 (兩位數)
畫出對稱圖形
Earth with coastline
拼砌四邊形
兩組對邊相等和有直角的四邊形
Discover Resources
正多面體
艾雪鑲嵌2
圓錐體內切球
向量点乘
第八周的作业
Discover Topics
Ellipse
Special Points
Variance
Arithmetic
Sphere