Calculate the diameter of a circle from radius, circumference, or area with MaiCalcs. Perfect for geometry and engineering calculations.
• Diameter: d = 2r
• From Circumference: d = C/π
• From Area: d = 2√(A/π)
• r = 5cm → d = 10cm
• C = 31.42cm → d = 10cm
• A = 78.54cm² → d = 10cm
Enter a value to calculate circle diameter and properties