Which is the best explanation for why the golden ratio was so attractive to the greeks
a greek artist were also mathematicians
b the golden ratio was a guiding principle in an often chaotic world
c it made constitution much easier
d the golden ration offered hope for a richer future

The linear perspective changed the quality of art because it gave art a sense of reality. it gave the illusion that the background and surroundings were actually close and/or far and a sense of depth. linear perspective change the quality of art following its birth the renaissance period as they want the art to be more realistic and they believe one way to achieve it is to use the method of linear perspective. it uses the principle of math to realistically portray space and depth in art. 

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