Please Help Me What is the approximate circumference of a circle with a radius of 12 ft? Use 22/7 ( it's a fraction) for π. Enter your answer as a fraction in the box. (couldn't add the whole picture for some reason) ​

Ahmed plans to add a rectangular sunroom to his house. the sunroom will have a length of 14 feet and a width of 10 feet, and the construction will cost $40 per square foot. how much more would the sunroom cost if it’s width were increased to 12 feet?