1-Artist unify their artwork by using different figures, different shape in their artworks also another technique that artist use is repetition using a letter or a number or any type of figure to create something unique like in Charle Demuth painting ‘’ I saw the figure five in gold.’’ where he uses the number 5 a lot of  time to create an effect on the painting. Artist often uses colors and pattern to unify their artwork, Math is also use through geometry symmetry by different artists.
 Another way that artist unify their artwork that is not mentioned in the video could be the support used by a painting artist some people use a different type of material to paint to create something different in Africa some artist use animal skin to paint on. Some use sand to draw they are differents techniques that artists use to unify their artwork.

2- Artist creates asymmetrical balance by using effectively space on their artwork an example of that is degas painting called the rehearsal. On this painting we can see in the back left a bunch of young girls dancing with something in their hand and in the front left their a small stair to make the image even in the front right there is a young girl sitting on a chair looking at her friend getting ready and being that friend there is probably the teacher helping the girl to put her clothe. And in the back behind them, there is a  man with a costume and a redshirt. The artiste the back and the front to create an asymmetrical balance on his painting.

3 Scale can change the meaning of an artwork because of the human perspective, from a human perspective.
When we take the example of the two women sculpture by Mueck the small size of the sculpture make it appealing we bigger than them they do not afraid us but in the opposite, if the sculpture were bigger people will have different feeling.