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heather040200
Group Title
Help! I give medals:) Pic below
find the height and surface area of the right circular cylinder with the height equal to the diameter. Show work
 one year ago
 one year ago
heather040200 Group Title
Help! I give medals:) Pic below find the height and surface area of the right circular cylinder with the height equal to the diameter. Show work
 one year ago
 one year ago

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heather040200 Group TitleBest ResponseYou've already chosen the best response.0
Height=2r Volume128pic
 one year ago

nickersia Group TitleBest ResponseYou've already chosen the best response.1
Surface area of a circle is \[r ^{2} \pi \] Volume is surface area of a circle multiplied by height. So, 128 = 2r * r (squared)*P
 one year ago

heather040200 Group TitleBest ResponseYou've already chosen the best response.0
how do I solve for r?
 one year ago

nickersia Group TitleBest ResponseYou've already chosen the best response.1
\[r ^{2}\pi * 2r = 182\] \[r ^{3}\pi=64 \] \[r = \sqrt[3]{20.37}\] r=2.73
 one year ago

heather040200 Group TitleBest ResponseYou've already chosen the best response.0
OOh ok LOL Thank You so much :)
 one year ago

nickersia Group TitleBest ResponseYou've already chosen the best response.1
Numbers are weird, but that's the only way I see how it's done :)
 one year ago

heather040200 Group TitleBest ResponseYou've already chosen the best response.0
as long as the answer n work r right that's all that matter in math LOL
 one year ago
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