Area & Perimeter (Triangle)

Find out the area and perimeter of a Triangle whose sides are 7 , 9 & 11.

class  Triangle

{

    public static void main(String args[])

    {

        int  a = 7 ,  b = 9 ,  c = 11 ;

        int  area = a * b * c ;              

        int  Peri  = a + b + c ;    

        System.out.println("The area of a rectangle is " + area) ;           

        System.out.println("The Perimeter of rectangle is " + Peri) ;       

    }

}