Find the measures of the sides of angleDEF, then classify it by its sides D(8, -6), E(-1, -3), F(-2, 5)

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.