why did artists of the renaissance rely on mathematical formulas?

why did artists of the renaissance rely on mathematical formulas?
Answer
Brief Explanations:
Renaissance artists used math for proportion, perspective, and harmony in artworks. Mathematical formulas helped create more realistic and aesthetically - pleasing compositions. For example, the golden ratio was used to achieve ideal proportions.
Answer:
To create more realistic and aesthetically pleasing artworks through proper proportion, perspective, and harmony.