What is the radius of the largest circular quilt that can be made with an area less than or equal to 70 ft 2? Round your answer to the nearest tenth of a foot if necessary.
pi r^2 = 70
3.14159 r^2 = 70
r^2 = 22.2817
r = 4.7 ft
3.14159 r^2 = 70
r^2 = 22.2817
r = 4.7 ft