Circle with Area 221.1435 Square Inches

Instant diameter calculation and visualization

Diameter

16.78 inches

Radius

8.39 inches

Circumference

52.7159 inches

Area

221.1435 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 = √(221.1435/π) = 8.39 inches
d = 2 × 8.39 = 16.78 inches

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