title: Projection- Transforming 3d to 2d
body: <p>I have problem or well, I do not know how to transform 3d point with x,y,z values to 2d point,
  I have to draw projection, where I do have x,y,z values for points but I don't know how to transform them into 2d so I can move them onto my axis.</p>
  
  <p><img src="https://i.stack.imgur.com/Fs54X.jpg" alt="enter image description here"></p>
  
  <p>I have been looking around wiki and google, howevever I'm not quite sure which matrix transformations should I use to get wanted result.</p>