Circle with Area 3.9801 Square Inches

Instant diameter calculation and visualization

Diameter

2.2511 inches

Radius

1.1256 inches

Circumference

7.0722 inches

Area

3.9801 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 = √(3.9801/π) = 1.1256 inches

                            d = 2 × 1.1256 = 2.2511 inches

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