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圓錐截痕
Author:
翰林數學領域
Topic:
Conic Sections
觀察不同情形時的截痕,可以是圓、橢圓、拋物線、雙曲線。
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近似值:有效數字
Earth with coastline
兩組對邊相等和有直角的四邊形
兩組對邊相等的四邊形
直角坐標平面上的旋轉變換
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立體幾何
binary number system
圓柱體的體積及總表面面積
Locus: P equidistant from two fixed points
柱面
Discover Topics
Perimeter
Subtraction
Exponent
Arithmetic Mean
Geometric Transformations