1	
     2	public class Figure {
     3		public double getArea(int length, String shape){
     4			double area = 0;
     5			if (shape.equals("Square")){
     6				// length * length
     7				area = Math.pow(length,2);
     8			} else if (shape.equals("Circle")){
     9				// pi * length * length
    10				area = Math.PI * Math.pow(length,2);
    11			} else if (shape.equals("EquilateralTriangle")){
    12				// (Square root 3 / 4) * length * length
    13				area = (Math.sqrt(3.0) / 4) * Math.pow(length,2);
    14			}
    15			return area;
    16		}
    17	}