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determining the area of shapes using abstraction in java

Rahul Das answered on December 13, 2022 Popularity 1/10 Helpfulness 1/10

answer determining the area of shapes using abstraction in java

determining the area of shapes using abstraction in java

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import java.util.*;
abstract class shape
{
 int a,b;
 abstract public void printarea();
}
class rectangle extends shape
{
public int area_rect;
public void printarea()
{
  Scanner s=new Scanner(System.in);
  System.out.println("enter the length and breadth of rectangle");
  a=s.nextInt();
  b=s.nextInt();
  area_rect=a*b;
  System.out.println("Length of rectangle "+a +"breadth of rectangle "+b);	
  System.out.println("The area ofrectangle is:"+area_rect);
 }
 }
class triangle extends shape
{
 double area_tri;
 public void printarea()
{
Scanner s=new Scanner(System.in);
System.out.println("enter the base and height of triangle");
a=s.nextInt();
b=s.nextInt();
System.out.println("Base of triangle "+a +"height of triangle  "+b);
area_tri=(0.5*a*b);
System.out.println("The area of triangle is:"+area_tri);
}
}
class circle extends shape
{
double area_circle;
public void printarea()
{
Scanner s=new Scanner(System.in);
System.out.println("enter the radius of circle");
a=s.nextInt();
 area_circle=(3.14*a*a);
 System.out.println("Radius of circle"+a);
 System.out.println("The area of circle is:"+area_circle);
 }
}
public class shapeclass
{
 public static void main(String[] args) 
{
rectangle r=new rectangle();
r.printarea();
 triangle t=new triangle();
 t.printarea();
circle r1=new circle();
r1.printarea();
}
}

Popularity 1/10 Helpfulness 1/10 Language java

Source: programsolve.com

Tags: abstraction area java shapes using

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Contributed on Dec 13 2022

Rahul Das

0 Answers Avg Quality 2/10

determining the area of shapes using abstraction in java

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