Construct a quadrilateral PQRS in which PQ = QR = 5 cm, RS= 5 cm, RS = SP = 4 cm and <P = 60°. Then, construct a triangle whose area is equal to the area of the quadrilateral.

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.