public double area() {
		return (p1.x-p0.x)*(p1.y-p0.y)*(p1.z-p0.z);
	}
public double area() {
		return (p1.x-p0.x)*(p1.y-p0.y)*(p1.z-p0.z);
	}
public double area ( ) { return ( p1 . x - p0 . x ) * ( p1 . y - p0 . y ) * ( p1 . z - p0 . z ) ; }
The box's area.  area = lengthX*lengthY*lengthZ

@return area
The box s area . area = lengthX * lengthY * lengthZ