Circle with Area 281.1762 Square Inches

Instant diameter calculation and visualization

Diameter

18.921 inches

Radius

9.4605 inches

Circumference

59.4421 inches

Area

281.1762 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 = √(281.1762/π) = 9.4605 inches
d = 2 × 9.4605 = 18.921 inches

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