Circle with Area 392.8401 Square Inches

Instant diameter calculation and visualization

Diameter

22.3647 inches

Radius

11.1823 inches

Circumference

70.2608 inches

Area

392.8401 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 = √(392.8401/π) = 11.1823 inches
d = 2 × 11.1823 = 22.3647 inches

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