Circle with Area 129.6884 Square Inches

Instant diameter calculation and visualization

Diameter

12.8501 inches

Radius

6.425 inches

Circumference

40.3697 inches

Area

129.6884 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 = √(129.6884/π) = 6.425 inches

                            d = 2 × 6.425 = 12.8501 inches

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