Circle with Area 389.3794 Square Inches

Instant diameter calculation and visualization

Diameter

22.266 inches

Radius

11.133 inches

Circumference

69.9506 inches

Area

389.3794 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 = √(389.3794/π) = 11.133 inches
d = 2 × 11.133 = 22.266 inches

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