Circle with Area 139.921 Square Inches

Instant diameter calculation and visualization

Diameter

13.3474 inches

Radius

6.6737 inches

Circumference

41.9321 inches

Area

139.921 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 = √(139.921/π) = 6.6737 inches

                            d = 2 × 6.6737 = 13.3474 inches

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