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OpenStudy (anonymous):
If a tennis ball has a diameter of approximately 6.9 centimeters, what is its surface area?
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OpenStudy (katrinakaif):
How do we calculate the SA of a Sphere?
OpenStudy (katrinakaif):
The formula?
OpenStudy (bahrom7893):
TENNIS!
OpenStudy (bahrom7893):
SA = 4*pi*r^2 r=d/2 find SA
OpenStudy (anonymous):
598.28 square centimeters
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