Circle with Area 318.6281 Square Inches

Instant diameter calculation and visualization

Diameter

20.1417 inches

Radius

10.0709 inches

Circumference

63.2772 inches

Area

318.6281 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 = √(318.6281/π) = 10.0709 inches

                            d = 2 × 10.0709 = 20.1417 inches

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