Circle with Area 307.8535 Square Inches

Instant diameter calculation and visualization

Diameter

19.7983 inches

Radius

9.8991 inches

Circumference

62.1981 inches

Area

307.8535 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 = √(307.8535/π) = 9.8991 inches

                            d = 2 × 9.8991 = 19.7983 inches

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