Circle with Area 643.9425 Square Inches

Instant diameter calculation and visualization

Diameter

28.6338 inches

Radius

14.3169 inches

Circumference

89.9557 inches

Area

643.9425 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 = √(643.9425/π) = 14.3169 inches

                            d = 2 × 14.3169 = 28.6338 inches

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