Use a ruler to connect the corners of that square to the dot.
In , lines lead to two separate points on the far left and right. 3. Orthogonal Lines (The "Receding" Lines)
Always start with a light touch. These construction lines (orthogonals) are usually erased once the final shape of the object is defined.
You are looking down (like from a bird's eye view). Low Horizon: You are looking up (like from the ground). Middle Horizon: You are looking straight ahead. 2. The Vanishing Point
This is the most important line in your drawing. It represents your eye level.
This is a specific point on the horizon line where parallel lines appear to meet and disappear.