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Java program to calculate area
Area is a space occupied by any flat surface. Following java program will calculate and return area of circle, square, rectangle and triangle.
Program to calculate area in Java
//always check name of class
import java.util.*;
//itvoyagers.in
class Area
{
float a;
public void area_Circle(float r)
{
a = r*r*3.14f;
System.out.println("nArea of Circle is : "+a);
}
public void area_Square(float s)
{
a = s*s;
System.out.println("nArea of Square is : "+a);
}
//itvoyagers.in
public void area_Rectangle(float l, float b)
{
a = l*b;
System.out.println("nArea of Rectangle is : "+a);
}
public void area_Triangle(float b, float h)
{
a = b*h;
System.out.println("nArea of Triangle is : "+a);
}
}
//itvoyagers.in
class FindArea
{
public static void main(String agr[])
{
float radius,side,length,breadth,base,height;
Scanner in = new Scanner(System.in);
//you can accept values from user
radius = 6;
side = 10;
length = 5;
breadth = 12;
base = 8;
height = 7;
Area area = new Area();
area.area_Circle(radius);
area.area_Square(side);
area.area_Rectangle(length,breadth);
area.area_Triangle(base,height);
}
}
Output :
Area of Circle is : 113.04
Area of Square is : 100.0
Area of Rectangle is : 60.0
Area of Triangle is : 56.0
PRACTICALS/PRACTICE PROGRAM IN Java
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