软件截图设计:
软件代码:
using System;
using System.Collections.Generic;
using /doc/30806d2a0066f5335a812158.htmlponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace三角形面积计算
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
button1.Enabled = false;
}
private void Form1_Load(object sender, EventArgs e)
{
label1.Text = " 假设在平面内,有一个三角形,边长分别为a、b、c,三角形的面积S可由以下公式求得:\r\n \r\n S=√[p(p-a)(p-b)(p-c)] ";
button2.Enabled = false;
tba.Focus();