Circle with Area 30.9854 Square Inches

Instant diameter calculation and visualization

Diameter

6.2811 inches

Radius

3.1405 inches

Circumference

19.7326 inches

Area

30.9854 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 = √(30.9854/π) = 3.1405 inches

                            d = 2 × 3.1405 = 6.2811 inches

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