c# chart(x,y) form to calculate and draw a line

Question

19/12/2014
I would need to create step test program using c#  visual studio and Sql database. I just cannot create chart where x (12,14,16,18 cm)is fixed as step height and y(heart rate 120, 130, 124, 134) is varies every level during the test. at every level there will be a point and at least three points will create a line and the line will point 80% of the person's maximum HR. from that point another line will create to X and that is Aerobic capacity. please ASAP

' "using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

namespace Chester_step_test

{

    public partial class Form5 : Form

    {

        public Form5()

        {

            InitializeComponent();

        }

        private void chart1_Click(object sender, EventArgs e)

        {

        }

        private void button1_Click(object sender, EventArgs e)

        {

            

        }

        private void Form5_Load(object sender, EventArgs e)

        {

        }

        private void button2_Click(object sender, EventArgs e)

        {

        }

        private void dateTimePicker1_ValueChanged(object sender, EventArgs e)

        {

        }

    }

}

'"