Circle with Area 12.778 Square Inches

Instant diameter calculation and visualization

Diameter

4.0335 inches

Radius

2.0168 inches

Circumference

12.6717 inches

Area

12.778 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 = √(12.778/π) = 2.0168 inches

                            d = 2 × 2.0168 = 4.0335 inches

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