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OpenStudy (anonymous):
Which of the following is the surface area of the right cylinder below?
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OpenStudy (anonymous):
OpenStudy (anonymous):
HELP ASAP ( GIVEN AWAY MEDALS)
jimthompson5910 (jim_thompson5910):
use the formula SA = 2*pi*r^2 + 2*pi*r*h in this case r = 9 h = 2
OpenStudy (anonymous):
627.72 i got this
OpenStudy (anonymous):
@jim_thompson5910
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jimthompson5910 (jim_thompson5910):
ignore the pi terms for now
jimthompson5910 (jim_thompson5910):
SA = 2*pi*r^2 + 2*pi*r*h SA = 2*pi*9^2 + 2*pi*9*2 SA = 162*pi + 36*pi SA = 198*pi
OpenStudy (anonymous):
Thanks aolt
jimthompson5910 (jim_thompson5910):
yw
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