Circle with Area 66.3105 Square Inches

Instant diameter calculation and visualization

Diameter

9.1885 inches

Radius

4.5943 inches

Circumference

28.8666 inches

Area

66.3105 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 = √(66.3105/π) = 4.5943 inches
d = 2 × 4.5943 = 9.1885 inches

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