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Area Formulas - Math.com
瀏覽:1299
日期:2025-11-15
[s(s-a)(s-b)(s-c)] when s = (a+b+c)/2 (Heron's formula). regular polygon = (1/2) n
sin(360°/n) S2 when n = # of sides and S = length from center to a corner. Units....看更多




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