MAXScanner calculator widget
Circle Calculator — Radius, Diameter, Circumference & Area
Editable live calculator
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Calculated result
Area 78.53981634
Radius: 5
Diameter: 10
Circumference: 31.41592654
Show the working
- 1. Resolve radius from the selected known measurement: r = 5.
- 2. Area = πr² = 78.53981634.
- 3. Circumference = 2πr = 31.41592654.
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