Circle with Area 421.2103 Square Inches

Instant diameter calculation and visualization

Diameter

23.1582 inches

Radius

11.5791 inches

Circumference

72.7536 inches

Area

421.2103 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 = √(421.2103/π) = 11.5791 inches
d = 2 × 11.5791 = 23.1582 inches

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