Circle with Area 278.29 Square Inches

Instant diameter calculation and visualization

Diameter

18.8237 inches

Radius

9.4118 inches

Circumference

59.1362 inches

Area

278.29 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 = √(278.29/π) = 9.4118 inches

                            d = 2 × 9.4118 = 18.8237 inches

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