Circle with Area 388.6461 Square Inches

Instant diameter calculation and visualization

Diameter

22.245 inches

Radius

11.1225 inches

Circumference

69.8847 inches

Area

388.6461 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 = √(388.6461/π) = 11.1225 inches
d = 2 × 11.1225 = 22.245 inches

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