Circle with Area 351.8211 Square Inches

Instant diameter calculation and visualization

Diameter

21.1649 inches

Radius

10.5824 inches

Circumference

66.4915 inches

Area

351.8211 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 = √(351.8211/π) = 10.5824 inches
d = 2 × 10.5824 = 21.1649 inches

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