Circle with Area 63.6174 Square Inches

Instant diameter calculation and visualization

Diameter

9 inches

Radius

4.5 inches

Circumference

28.2744 inches

Area

63.6174 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 = √(63.6174/π) = 4.5 inches

                            d = 2 × 4.5 = 9 inches

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