A balloon has a circumference of 22 in. Use the circumference to approximate the surface area of the balloon to the nearest square inch.
(1 point)
Responses
154 in.2
154 in. 2
616 in.2
616 in. 2
1,521 in.2
1,521 in. 2
484 in.2
1 answer
616 in.2
1 answer