Circle with Area 13.9989 Square Inches

Instant diameter calculation and visualization

Diameter

4.2218 inches

Radius

2.1109 inches

Circumference

13.2633 inches

Area

13.9989 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 = √(13.9989/π) = 2.1109 inches

                            d = 2 × 2.1109 = 4.2218 inches

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