Circle with Area 257.5716 Square Inches

Instant diameter calculation and visualization

Diameter

18.1094 inches

Radius

9.0547 inches

Circumference

56.8924 inches

Area

257.5716 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 = √(257.5716/π) = 9.0547 inches

                            d = 2 × 9.0547 = 18.1094 inches

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