section_path: Properties and formulas/Area
section_name: Area
paragraph_text: Area
  
  In this section, the vertices of the polygon under consideration are taken to be (x 0, y 0), (x 1, y 1), …, (x n − 1, y n − 1) {\displaystyle (x_{0},y_{0}),(x_{1},y_{1}),\ldots,(x_{n-1},y_{n-1})} in order. For convenience in some formulas, the notation (x, y) = (x, y) will also be used.