Circle with Area 39.6453 Square Inches

Instant diameter calculation and visualization

Diameter

7.1048 inches

Radius

3.5524 inches

Circumference

22.3203 inches

Area

39.6453 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 = √(39.6453/π) = 3.5524 inches
d = 2 × 3.5524 = 7.1048 inches

Similar Calculations