Find the perimeter of each polygon created by the coordinates. A(-2, 3), B(3, 1), C(-2, -1), D(-3, 1)

Group of answer choices

15.2

14

16.7

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)