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OpenStudy (anonymous):
what is the approximate surface area of the ball? use 3.14 for π. A. 276.32 B. 506.59 C. 1519.76 D. 379.94
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OpenStudy (anonymous):
btw the radius is 11 cm
OpenStudy (jdoe0001):
\(\large \textit{surface of an sphere}=4\pi r^2\)
OpenStudy (anonymous):
ok thanks
OpenStudy (anonymous):
my keyboard is acting up so i hope this works
OpenStudy (jdoe0001):
yw
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