Circle with Area 81.198 Square Inches

Instant diameter calculation and visualization

Diameter

10.1678 inches

Radius

5.0839 inches

Circumference

31.9431 inches

Area

81.198 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 = √(81.198/π) = 5.0839 inches
d = 2 × 5.0839 = 10.1678 inches

Similar Calculations