Closed Pizza Per Inch Source Code

[Quantum Supercomputer]

namespace WindowsFormsApplication20
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void textBox2_TextChanged(object sender, EventArgs e)
{
double prin;
prixee pr = new prixee(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text));
prin = pr.answer();
textBox3.Text = prin.ToString("#.00");
}
}

class pizza
{
private double diameter;
public double prize;
private double radius;
private double squarelen;

public pizza(double meter, double price)
{
diameter = meter;
prize = price;
radius = diameter / 2;
squarelen = radius * radius;
}

public double getarea()
{
return 3.14 * squarelen;
}

}

class prixee : pizza
{
public prixee(double meter, double price) : base(meter,price) {}

public double answer()
{
return prize / getarea();
}

}
}