What is the surface area of a sphere with a circumference of 40 ft? Round the answer to the nearest tenth.
(1 point)
Responses
6.4 ft2
6.4 ft 2
509.3 ft2
509.3 ft 2
254.6 ft2
254.6 ft 2
40.5 ft2
(1 point)
Responses
6.4 ft2
6.4 ft 2
509.3 ft2
509.3 ft 2
254.6 ft2
254.6 ft 2
40.5 ft2