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OpenStudy (anonymous):
The radius R of a sphere is 6.9cm. Calcualte the spheres surface area A. Use the value 3.14 for Pi, and round your answer to the nearest tenth.
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OpenStudy (anonymous):
A = 4πr^2 plug the numbers in. Your answer should be close to 600
OpenStudy (anonymous):
"close" to 600 you dont have a final answer
OpenStudy (anonymous):
12.5663706 (in memory)*47.61 598.3 sq cm to nearest tenth
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