Circle with Area 12.3775 Square Inches

Instant diameter calculation and visualization

Diameter

3.9698 inches

Radius

1.9849 inches

Circumference

12.4716 inches

Area

12.3775 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 = √(12.3775/π) = 1.9849 inches

                            d = 2 × 1.9849 = 3.9698 inches

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