Circle with Area 77.1641 Square Inches

Instant diameter calculation and visualization

Diameter

9.912 inches

Radius

4.956 inches

Circumference

31.1396 inches

Area

77.1641 in²

How to Calculate Circle Diameter from Area

Step-by-Step Solution

Start with the circle area formula: A = πr²
Solve for radius: r = √(A/π)
Calculate diameter: d = 2r


                            r = √(77.1641/π) = 4.956 inches

                            d = 2 × 4.956 = 9.912 inches

Similar Calculations

38.5821 in² = 7.0089 inches diameter Calculate circle diameter for 38.5821 square inches
57.8731 in² = 8.5841 inches diameter Calculate circle diameter for 57.8731 square inches
96.4551 in² = 11.082 inches diameter Calculate circle diameter for 96.4551 square inches
115.7462 in² = 12.1397 inches diameter Calculate circle diameter for 115.7462 square inches