Circle with Area 19.9148 Square Inches

Instant diameter calculation and visualization

Diameter

5.0355 inches

Radius

2.5178 inches

Circumference

15.8195 inches

Area

19.9148 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 = √(19.9148/π) = 2.5178 inches

                            d = 2 × 2.5178 = 5.0355 inches

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