lrnegrita8 lrnegrita8
  • 01-05-2018
  • Mathematics
contestada

Find the surface area of the cylinder in terms of π.

See picture

a) 1008π in.2

b) 522π in.2

c) 360π in.2

d) 396π in.2

Find the surface area of the cylinder in terms of π See picture a 1008π in2 b 522π in2 c 360π in2 d 396π in2 class=

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jdoe0001 jdoe0001
  • 02-05-2018
[tex]\bf \textit{total surface area of a cylinder}\\\\ SA=2\pi r(h+r)~~ \begin{cases} r=radius\\ h=height\\ -----\\ r=9\\ h=20 \end{cases}\implies SA=2\pi (9)(20+9) \\\\\\ SA=18\pi (29)\implies SA=522\pi [/tex]
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