Circle with Area 77.9129 Square Inches

Instant diameter calculation and visualization

Diameter

9.96 inches

Radius

4.98 inches

Circumference

31.2903 inches

Area

77.9129 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 = √(77.9129/π) = 4.98 inches
d = 2 × 4.98 = 9.96 inches

Similar Calculations