Circle with Area 20.1618 Square Inches

Instant diameter calculation and visualization

Diameter

5.0666 inches

Radius

2.5333 inches

Circumference

15.9173 inches

Area

20.1618 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 = √(20.1618/π) = 2.5333 inches

                            d = 2 × 2.5333 = 5.0666 inches

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