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SotirovG

CircleAreaAndPerimeter_08

Sep 18th, 2020
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Java 0.62 KB | None | 0 0
  1. import java.util.Scanner;
  2.  
  3. public class CircleAreaAndPerimeter_08 {
  4.     public static void main(String[] args) {
  5.         Scanner scanner = new Scanner(System.in);
  6.         // създаваме си променливата
  7.         //  лицето и периметъра на кръг
  8.  
  9.  
  10.         double r = Double.parseDouble(scanner.nextLine());
  11.  
  12.         double calculatedAerea = Math.PI * ( r * r);
  13.         double calculatedParameter = Math.PI * ( r + r );
  14.  
  15.         System.out.printf( " %.2f ",calculatedAerea );
  16.         System.out.println();
  17.         System.out.printf( " %.2f ", calculatedParameter);
  18.  
  19.  
  20.  
  21.  
  22.     }
  23. }
  24.  
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