圓形表面積公式的相關文章

Areas, Volumes, Surface Areas - Math2.org
瀏覽:618
日期:2025-07-12
Math2.org Math Tables: Areas, Volumes, Surface Areas. (Math) ... circle = pi r 2.
ellipse = pi r1 r2 ... [s(s-a)(s-b)(s-c)] when s = (a+b+c)/2 (Heron's formula)....看更多