Circle with Area 19.41 Square Inches

Instant diameter calculation and visualization

Diameter

4.9713 inches

Radius

2.4856 inches

Circumference

15.6177 inches

Area

19.41 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 = √(19.41/π) = 2.4856 inches

                            d = 2 × 2.4856 = 4.9713 inches

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