Circle with Area 130.9015 Square Inches

Instant diameter calculation and visualization

Diameter

12.91 inches

Radius

6.455 inches

Circumference

40.5581 inches

Area

130.9015 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 = √(130.9015/π) = 6.455 inches
d = 2 × 6.455 = 12.91 inches

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