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bilyana_popmihaylova

Untitled

Feb 18th, 2020
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Java 1.02 KB | None | 0 0
  1. import java.util.Scanner;
  2.  
  3. class Main {
  4.  
  5.   public static void main(String[] args) {
  6.     Scanner scanner = new Scanner(System.in);
  7.     String figure = scanner.nextLine();
  8.     double area =0;
  9.     if(figure.equals(square)){
  10.       double side = Double.parseDouble(scanner.nextline);
  11.       area = side * side;
  12.       System.out.printf("%.3f", area);
  13.  
  14.     } else if(fugure.equals(rectangle)) {
  15.       double sideA = Double.parseDouble(scanner.nextline);
  16.       double sideB = Double.parseDouble(scanner.nextline);
  17.       area = sideA * sideB;
  18.       System.out.printf("%.3f", area);
  19.  
  20.     } else if(figure.equals(circle)) {
  21.       double radius = Double.parseDouble(scanner.nextline);
  22.       area = raduis * radius * Math.PI;
  23.       System.out.printf("%.3f", area);
  24.  
  25.     } else if(figure.equals(triangle)) {
  26.       double side = Double.parseDouble(scanner.nextline);
  27.       double height = Double.parseDouble(scanner.nextline);
  28.       area = side * height / 2;
  29.       System.out.printf("%.3f", area);
  30.  
  31.     }
  32.   }      
  33. }
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