Circle with Area 378.2631 Square Inches

Instant diameter calculation and visualization

Diameter

21.9458 inches

Radius

10.9729 inches

Circumference

68.9449 inches

Area

378.2631 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 = √(378.2631/π) = 10.9729 inches

                            d = 2 × 10.9729 = 21.9458 inches

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