Circle with Area 478.4248 Square Inches

Instant diameter calculation and visualization

Diameter

24.681 inches

Radius

12.3405 inches

Circumference

77.5375 inches

Area

478.4248 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 = √(478.4248/π) = 12.3405 inches
d = 2 × 12.3405 = 24.681 inches

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