Bai11.cpp

#include<bits/stdc++.h>
using namespace std;
class Rectangle
{
	private:
		double length;
		double width;
	public:
		Rectangle()
		{
			
		}
		Rectangle(double length,double width)
		{
			this->length = length;
			this->width = width;
		}
		double getLength()
		{
			return length;
		}
		void setLength(double length)
		{
			this->length = length;
		}
		double getWidth()
		{
			return width;
		}
		void setWidth(double width)
		{
			this->width = width;
		}
		double getArea()
		{
			return length*width;
		}
		double getPerimeter()
		{
			return (length + width)*2;
		}
};
int main()
{
	Rectangle r(4,5);
	cout<<"Area :"<< r.getArea()<<endl;
	cout<<"Perimeter :"<<r.getPerimeter()<<endl;
	return 0;
}