Circle with Area 640.3909 Square Inches

Instant diameter calculation and visualization

Diameter

28.5547 inches

Radius

14.2774 inches

Circumference

89.7072 inches

Area

640.3909 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 = √(640.3909/π) = 14.2774 inches

                            d = 2 × 14.2774 = 28.5547 inches

Similar Calculations

320.1955 in² = 20.1912 inches diameter Calculate circle diameter for 320.1955 square inches
480.2932 in² = 24.7291 inches diameter Calculate circle diameter for 480.2932 square inches
800.4886 in² = 31.9251 inches diameter Calculate circle diameter for 800.4886 square inches
960.5864 in² = 34.9722 inches diameter Calculate circle diameter for 960.5864 square inches