Question

MEDAL & FAN ANYBODY ?
A balloon has a circumference of 23 cm. Use the circumference to approximate the surface area of the balloon to the nearest square centimeter.
a. 1,662 cm2
b. 529 cm2
c. 168 cm2
d. 674 cm2

Answer 1

Okay, so area of a sphere would be 4*3.14*r^2

so i found the r is 3.66

so 4*3.14*3.66*3.66= 168.24 about so it would be C

Answer 2

Hope this helps!

Answer 3

Assuming it does!

xx Have a Nice Day!

Answer 4

Thanks you @XVasHappeninZen

Answer 5

No Problem :P