Circle with Area 387.9854 Square Inches

Instant diameter calculation and visualization

Diameter

22.2261 inches

Radius

11.113 inches

Circumference

69.8253 inches

Area

387.9854 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 = √(387.9854/π) = 11.113 inches
d = 2 × 11.113 = 22.2261 inches

Similar Calculations