Circle with Area 388.539 Square Inches

Instant diameter calculation and visualization

Diameter

22.2419 inches

Radius

11.121 inches

Circumference

69.8751 inches

Area

388.539 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 = √(388.539/π) = 11.121 inches

                            d = 2 × 11.121 = 22.2419 inches

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