Circle with Area 21.2904 Square Inches

Instant diameter calculation and visualization

Diameter

5.2065 inches

Radius

2.6033 inches

Circumference

16.3567 inches

Area

21.2904 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 = √(21.2904/π) = 2.6033 inches

                            d = 2 × 2.6033 = 5.2065 inches

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