Circle with Area 128.7756 Square Inches

Instant diameter calculation and visualization

Diameter

12.8048 inches

Radius

6.4024 inches

Circumference

40.2274 inches

Area

128.7756 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 = √(128.7756/π) = 6.4024 inches

                            d = 2 × 6.4024 = 12.8048 inches

Similar Calculations

64.3878 in² = 9.0543 inches diameter Calculate circle diameter for 64.3878 square inches
96.5817 in² = 11.0893 inches diameter Calculate circle diameter for 96.5817 square inches
160.9695 in² = 14.3162 inches diameter Calculate circle diameter for 160.9695 square inches
193.1634 in² = 15.6826 inches diameter Calculate circle diameter for 193.1634 square inches