Circle with Area 258.8422 Square Inches

Instant diameter calculation and visualization

Diameter

18.154 inches

Radius

9.077 inches

Circumference

57.0325 inches

Area

258.8422 in²

How to Calculate Circle Diameter from Area

Step-by-Step Solution

Start with the circle area formula: A = πr²
Solve for radius: r = √(A/π)
Calculate diameter: d = 2r


                            r = √(258.8422/π) = 9.077 inches

                            d = 2 × 9.077 = 18.154 inches

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