Circle with Area 396.3937 Square Inches

Instant diameter calculation and visualization

Diameter

22.4656 inches

Radius

11.2328 inches

Circumference

70.5778 inches

Area

396.3937 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 = √(396.3937/π) = 11.2328 inches
d = 2 × 11.2328 = 22.4656 inches

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