Circle with Area 128.6853 Square Inches

Instant diameter calculation and visualization

Diameter

12.8003 inches

Radius

6.4001 inches

Circumference

40.2133 inches

Area

128.6853 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 = √(128.6853/π) = 6.4001 inches

                            d = 2 × 6.4001 = 12.8003 inches

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