1. Artists start to use perspective in 13th century.
2.The pictures before perspective looked flat and out of propotion.
3.An artist uses perspective to create a representation on 2D piece of paper of how we see things in real life.
4.Artist reduces the size of objects in a picture as they follow the viewer's line of sight into the distance.
5.The objects become too small to see,if they close to the vanishing points