Circle with Area 420.911 Square Inches

Instant diameter calculation and visualization

Diameter

23.15 inches

Radius

11.575 inches

Circumference

72.7277 inches

Area

420.911 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 = √(420.911/π) = 11.575 inches
d = 2 × 11.575 = 23.15 inches

Similar Calculations