Circle with Area 18.9724 Square Inches

Instant diameter calculation and visualization

Diameter

4.9149 inches

Radius

2.4575 inches

Circumference

15.4407 inches

Area

18.9724 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 = √(18.9724/π) = 2.4575 inches

                            d = 2 × 2.4575 = 4.9149 inches

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