Question

Please solve the question....!!

Its very very urgent...!!
Plz help me​

Answer 1

Answer:

class rectangle

{

int x,y;

void displayArea(int l,int b)

{

x=l;

y=b;

int rect_area()

{

int area;

area=x*y;

return area;

}}

class rect

{

public static void main(string args[])

{

rectangle r=new rectangle();

r.displayArea(20,10)

int ar=r.rectarea();

system.out.printIn("The area of the rectangle="+ar);

}

}

Explanation: