Circle with Area 321.9849 Square Inches

Instant diameter calculation and visualization

Diameter

20.2476 inches

Radius

10.1238 inches

Circumference

63.6096 inches

Area

321.9849 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 = √(321.9849/π) = 10.1238 inches
d = 2 × 10.1238 = 20.2476 inches

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