Circle with Area 644.6531 Square Inches

Instant diameter calculation and visualization

Diameter

28.6496 inches

Radius

14.3248 inches

Circumference

90.0053 inches

Area

644.6531 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 = √(644.6531/π) = 14.3248 inches
d = 2 × 14.3248 = 28.6496 inches

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