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- /*Name:Chris McGlynn
- Date: 27/09
- Program to find measurements of a circle
- */
- import java.text.DecimalFormat;
- public class Circle1 {
- public static void main (String [] args) {
- DecimalFormat df = new DecimalFormat("00.00");
- Double radius=8.25;
- Double diameter=2*radius; //theory for diameter
- Double circumference=2*Math.PI*radius; //theory for circumference
- Double areaOfCircle;
- areaOfCircle = Math.PI * Math.pow(radius,2); //theory for area
- System.out.println ("The area is "+df.format(areaOfCircle)+" units squared");
- System.out.println ("The diameter of the circle is " +df.format(diameter) + (" units"));
- System.out.println ("The circumference of the circle is " +df.format (circumference) + (" units"));
- }
- }
- /*The radius is 4.50 units
- The diameter is 9.00 units
- The circumference is 28.27 units
- The area is 63.62 units squared
- Diameter = 2 * radius
- Circumference = 2 * π * radius
- Area = π * (radius) 2
- */
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