Page 466 - Cs_withBlue_J_C11_Flipbook
P. 466

{
                    double radius;
                    public AreaC(double r)
                    {
                    radius=r;
                    }
                    public double calarea()
                    {
                    return 3.142*radius*radius;
                    }
                    }
                    import Eleven.AreaC;
                    import java.util.*;
                    class Shape
                    {
                      double height,vol;
                       void conevol()
                      {
                       Scanner sc=new Scanner(System.in);
                       System.out.println("Enter radius of cone");
                       double r=sc.nextDouble();
                       AreaC obj=new AreaC(r);
                       System.out.println("Enter height of cone");
                       height=sc.nextDouble();
                       vol=obj.calarea()*height/3;
                       System.out.println("Volume of cone:"+vol);
                      }
                       void cylindervol()
                      {
                       Scanner sc=new Scanner(System.in);
                         System.out.println("Enter radius of cylinder");
                         double r=sc.nextDouble();
                         AreaC obj=new AreaC(r);
                         System.out.println("Enter height of cylinder");
                         height=sc.nextDouble();
                         vol=obj.calarea()*height;
                         System.out.println("Volume of cylinder:"+vol);
                       }
                       public static void main()
                       {
                       Shape sh=new Shape();
                         sh.conevol();
                         sh.cylindervol();
                       }
                    }


                464464  Touchpad Computer Science-XI
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