Circle with Area 21.4968 Square Inches

Instant diameter calculation and visualization

Diameter

5.2317 inches

Radius

2.6158 inches

Circumference

16.4358 inches

Area

21.4968 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 = √(21.4968/π) = 2.6158 inches
d = 2 × 2.6158 = 5.2317 inches

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