Circle with Area 257.9451 Square Inches

Instant diameter calculation and visualization

Diameter

18.1225 inches

Radius

9.0613 inches

Circumference

56.9336 inches

Area

257.9451 in²

How to Calculate Circle Diameter from Area

Step-by-Step Solution

  1. Start with the circle area formula: A = πr²
  2. Solve for radius: r = √(A/π)
  3. Calculate diameter: d = 2r
r = √(257.9451/π) = 9.0613 inches
d = 2 × 9.0613 = 18.1225 inches

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