Circle with Area 86.9391 Square Inches

Instant diameter calculation and visualization

Diameter

10.5211 inches

Radius

5.2606 inches

Circumference

33.0531 inches

Area

86.9391 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 = √(86.9391/π) = 5.2606 inches

                            d = 2 × 5.2606 = 10.5211 inches

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