Circle with Area 138.9909 Square Inches

Instant diameter calculation and visualization

Diameter

13.303 inches

Radius

6.6515 inches

Circumference

41.7925 inches

Area

138.9909 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 = √(138.9909/π) = 6.6515 inches

                            d = 2 × 6.6515 = 13.303 inches

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