PRÁCTICA #10
CÁLCULO DE ÁREAS
Objetivo: Cálcular el área de distintas figuras.
DISEÑO DEL PROGRAMA
Código del programa
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace Práctica_10
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button2_Click(object sender, EventArgs e)
{
textBox1.Clear();
textBox2.Clear();
textBox3.Clear();
rdbCirculo.Checked = false;
rdbTriangulo.Checked = false;
rdbRombo.Checked = false;
rdbTrapecio.Checked = false;
rdbRectangulo.Checked = false;
label1.Text = "";
label2.Text = "";
label3.Text = "";
label4.Text = "";
textBox1.Visible = false;
textBox2.Visible = false;
textBox3.Visible = false;
textBox4.Visible = false;
}
private void button3_Click(object sender, EventArgs e)
{
Close();
}
private void button1_Click(object sender, EventArgs e)
{
if (rdbCirculo.Checked)
{
double a, b, c;
a = Convert.ToDouble(textBox1.Text);
b = a * a;
c = 3.14159 * b;
textBox3.Text = Convert.ToString(c);
label3.Text = "El area del circulo es:";
textBox3.Visible = true;
label3.Visible = true;
textBox3.Enabled = false;
}
if (rdbTriangulo.Checked)
{
double a, b, c;
a = Convert.ToDouble(textBox1.Text);
b = Convert.ToDouble(textBox2.Text);
c = (a * b) / 2;
textBox3.Text = Convert.ToString(c);
label3.Text = "El area del triangulo es:";
label3.Visible = true;
textBox3.Visible = true;
textBox3.Enabled = false;
}
if (rdbRombo.Checked)
{
double a, b, c;
a = Convert.ToDouble(textBox1.Text);
b = Convert.ToDouble(textBox2.Text);
c = (a * b) / 2;
textBox3.Text = Convert.ToString(c);
label3.Text = "El area de rombo es:";
textBox3.Visible = true;
label3.Visible = true;
textBox3.Enabled = false;
}
if (rdbTrapecio.Checked)
{
double a, b, c, d, f;
a = Convert.ToDouble(textBox1.Text);
b = Convert.ToDouble(textBox2.Text);
c = Convert.ToDouble(textBox4.Text);
d = (a + b) / 2;
f = d * c;
textBox3.Text = Convert.ToString(f);
label3.Text = "El area del trapecio es:";
textBox3.Visible = true;
label3.Visible = true;
textBox3.Enabled = false;
}
if (rdbRectangulo.Checked)
{
double a, b, c;
a = Convert.ToDouble(textBox1.Text);
b = Convert.ToDouble(textBox1.Text);
c = a * b;
textBox3.Text = Convert.ToString(c);
label3.Text = "El area del rectangulo es:";
textBox3.Visible = true;
label3.Visible = true;
textBox3.Enabled = false;
}
}
private void rdbCirculo_CheckedChanged(object sender, EventArgs e)
{
label1.Text = "Radio";
label2.Text = " ";
label1.Visible = true;
textBox1.Visible = true;
textBox2.Visible = false;
label4.Text = "";
textBox4.Visible = false;
}
private void rdbTriangulo_CheckedChanged(object sender, EventArgs e)
{
label1.Text = "Base";
label2.Text = "Altura";
label1.Visible = true;
label2.Visible = true;
textBox1.Visible = true;
textBox2.Visible = true;
label4.Text = "";
textBox4.Visible = false;
}
private void rdbRombo_CheckedChanged(object sender, EventArgs e)
{
label1.Text = "Diagonal Mayor" ;
label2.Text = "Diagonal Menor" ;
label1.Visible = true;
label2.Visible = true;
textBox1.Visible = true;
textBox2.Visible = true;
label4.Text = "";
textBox4.Visible = false;
}
private void rdbTrapecio_CheckedChanged(object sender, EventArgs e)
{
label1.Text = "Base mayor";
label2.Text = "Base menor";
label4.Text = "Altura";
label1.Visible = true;
label2.Visible = true;
label4.Visible = true;
textBox1.Visible = true;
textBox2.Visible = true;
textBox4.Visible = true;
}
private void rdbRectangulo_CheckedChanged(object sender, EventArgs e)
{
label1.Text = "Base";
label2.Text = "Altura";
label1.Visible = true;
label2.Visible = true;
label4.Visible = true;
textBox1.Visible = true;
textBox2.Visible = true;
textBox4.Visible = false;
}
}
}
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