Circle with Area 3.866 Square Inches

Instant diameter calculation and visualization

Diameter

2.2186 inches

Radius

1.1093 inches

Circumference

6.97 inches

Area

3.866 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 = √(3.866/π) = 1.1093 inches

                            d = 2 × 1.1093 = 2.2186 inches

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