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OpenStudy (anonymous):
19. A spherical balloon has a circumference of 21 cm. What is the approximate surface area of the balloon to the nearest square centimeter? (1 point) 1,385 cm2 561 cm2 346 cm2 140 cm2
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OpenStudy (anonymous):
What is the answer?
OpenStudy (anonymous):
what was the answer
OpenStudy (anonymous):
Does anyone have the answer??
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