Question

Java Using NetBean

Design a math method rectArea to calculate rectangle area = width * height. Your main program will get width and height from user and call rectArea for calculation and then the main program will show the final result.

Answer 1

import java.util.*;
public class MyClass {
public static void main(String args[]) {
Scanner in=new Scanner(System.in);
System.out.println("Enter height: ");
int h=in.nextInt();
System.out.println("Enter widh: ");
int w=in.nextInt();
System.out.println("Area: "+rectArea(h,w));
  
}
public static double rectArea(int width,int height)
{
return width*height;
}
}