Circle with Area 39.7739 Square Inches

Instant diameter calculation and visualization

Diameter

7.1163 inches

Radius

3.5581 inches

Circumference

22.3565 inches

Area

39.7739 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 = √(39.7739/π) = 3.5581 inches

                            d = 2 × 3.5581 = 7.1163 inches

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