Circle with Area 387.5821 Square Inches

Instant diameter calculation and visualization

Diameter

22.2145 inches

Radius

11.1073 inches

Circumference

69.789 inches

Area

387.5821 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 = √(387.5821/π) = 11.1073 inches
d = 2 × 11.1073 = 22.2145 inches

Similar Calculations