Show ur work: Gianna is painting a circular canvas whose diameter is 3 feet. How many square feet of paint coverage will she need? Round your answer to the nearest whole number. if u help me ily <3

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.