Week 1: Programming Assignment 1

Due on 2023-08-10, 23:59 IST

Complete the code segment to find the perimeter and area of a circle given a value of radius.

You should use Math.PI constant in your program. If radius is zero or less than zero then print " please enter non zero positive number ".

Your last recorded submission was on 2023-07-31, 09:34 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;  
public class Exercise1_1 {
       public static void main(String[] args) {
Scanner s = new Scanner(System.in); 
       double radius= s.nextDouble();
       double perimeter;
       double area;

//Calculate the perimeter 
  //Calculate the area
      
if (radius< 0.0)
  System.out.println(" please enter non zero positive number ");
else
{
  perimeter=2* Math.PI * radius;
  area= Math.PI*radius*radius;
  System.out.print(perimeter+ "\n" + area);
}
​

}
}

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