Circle with Area 491.2979 Square Inches

Instant diameter calculation and visualization

Diameter

25.0108 inches

Radius

12.5054 inches

Circumference

78.5737 inches

Area

491.2979 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 = √(491.2979/π) = 12.5054 inches

                            d = 2 × 12.5054 = 25.0108 inches

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