Circle with Area 278.0155 Square Inches

Instant diameter calculation and visualization

Diameter

18.8144 inches

Radius

9.4072 inches

Circumference

59.1071 inches

Area

278.0155 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 = √(278.0155/π) = 9.4072 inches

                            d = 2 × 9.4072 = 18.8144 inches

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