Circle with Area 349.4284 Square Inches

Instant diameter calculation and visualization

Diameter

21.0928 inches

Radius

10.5464 inches

Circumference

66.265 inches

Area

349.4284 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 = √(349.4284/π) = 10.5464 inches

                            d = 2 × 10.5464 = 21.0928 inches

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