Cylinder Lateral Area Calculator | Base Circumference | Elementary Math

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Lateral Area = Base Circumference × Height = 2πrh

①

底面周长

C = 2πr

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底面圆的周长

②

侧面积

S侧 = C × h = 2πrh

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侧面展开 = 矩形

📐 圆柱侧面积

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S侧 = 2πrh