briannaml
briannaml
29-04-2018
Mathematics
contestada
PLZ HELP ASAP SOLID GEOMETRY
Respuesta :
thequynhnguyenp7ip6a
thequynhnguyenp7ip6a
29-04-2018
1. use google
2. here is the formula
[tex]2\pi \: r \: h \: + 2\pi \: r ^{2} [/tex]
3. plug it in
Answer Link
zevms1
zevms1
29-04-2018
Formula for surface area of a cylinder with base radius r and height h is:
[tex]2\pi r^2+2\pi rh[/tex]
Now, just plug in 2 for r and 9 for h:
[tex]2\pi(2)^2+2\pi(2)(9)[/tex]
[tex]8\pi+36\pi[/tex]
[tex]44\pi[/tex]
Answer Link
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