Circle with Area 420.1778 Square Inches

Instant diameter calculation and visualization

Diameter

23.1298 inches

Radius

11.5649 inches

Circumference

72.6644 inches

Area

420.1778 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 = √(420.1778/π) = 11.5649 inches

                            d = 2 × 11.5649 = 23.1298 inches

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