Areas of a Square and a Rectangle via Method Overloading

import java.io.*;
class CalArea{
    public static float area(float side){
        return side*side;
    }
    public static float area (float length, float breadth){
        return length * breadth;
    }
}
class Area{
    private static String getInput(String prompt){
        BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
        System.out.print(prompt);
        System.out.flush();
        try{
            return stdin.readLine();
        }catch(Exception e){
            return "Error: " + e.getMessage();
        }
    }
    static public void main (String[] args){
        CalArea o = new CalArea();
        String input = getInput("Enter side's value: ");
        float side = Float.parseFloat(input);
        System.out.println("The Sqare's area is "+o.area(side)+" units square.");
        input = getInput("Enter length's value: ");
        float length = Float.parseFloat(input);
        input = getInput("Enter breadth's value: ");
        float breadth = Float.parseFloat(input);
        System.out.println("The Rectangle's area is "+o.area(length, breadth)+" units square.");
    }
}

// Output:-
// C:\Java>java Area
// Enter side's value: 56.43
// The Sqare's area is 3184.345 units square.
// Enter length's value: 12.78
// Enter breadth's value: 80.11
// The Rectangle's area is 1023.8058 units square.