Circle with Area 393.784 Square Inches

Instant diameter calculation and visualization

Diameter

22.3915 inches

Radius

11.1958 inches

Circumference

70.3451 inches

Area

393.784 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 = √(393.784/π) = 11.1958 inches
d = 2 × 11.1958 = 22.3915 inches

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