Mathematics, 11.10.2019 13:30 ethan62211
19. a spherical balloon has a circumference of 19cm. what is the approximate surface area of the balloon to the nearest square centimeter?
a) 114 cm^2
b) 460 cm^2
c) 361 cm^2
d) 1,134 cm^2
Answers: 3
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19. a spherical balloon has a circumference of 19cm. what is the approximate surface area of the bal...
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