Circle with Area 645.531 Square Inches

Instant diameter calculation and visualization

Diameter

28.6691 inches

Radius

14.3345 inches

Circumference

90.0665 inches

Area

645.531 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 = √(645.531/π) = 14.3345 inches
d = 2 × 14.3345 = 28.6691 inches

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