Question

write a program in Java to calculate area and perimeter of a rectangle

Answer 1

hope it helps you. ....

Answer 2

Program :-  [JAVA]

public class Rectangle

{

public static void main(String args [ ] )

{

int length = 3, width = 4;

int area;

System.out.println(''Length is : '' + length);

System.out.println(''Width is : '' + width);

System.out.println(''Area is : '' + (length * width));

System.out.println(''Perimeter is : '' + (2 * (length + width)));

}

}

Output :-

Length is : 3

Width is : 4

Area is : 12

Perimeter is : 14