//Write a program to find area of a triangle using argument constructor.
//Solution :
class triangle{
double base,height;
triangle(double b,double h)
{
base=b;
height=h;
}
double area()
{
return(0.5*base*height);
}
}

class maintri{
public static void main(String args[])
{
double area;
triangle t1=new triangle(12,23);
triangle t2=new triangle(12,34);
area =t1.area();
System.out.println(“Area of triangle 1=”+area);
area=t2.area();
System.out.println(“Area of triangle 2=”+area);
}
}