Circle with Area 389.8385 Square Inches

Instant diameter calculation and visualization

Diameter

22.2791 inches

Radius

11.1395 inches

Circumference

69.9918 inches

Area

389.8385 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 = √(389.8385/π) = 11.1395 inches

                            d = 2 × 11.1395 = 22.2791 inches

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