LynD493613 LynD493613
  • 25-10-2022
  • Mathematics
contestada

Find the surface area of the "unrolled" cylinder where a = 4 cm and b = 8 cm.Leave your answer in terms of t.

Find the surface area of the unrolled cylinder where a 4 cm and b 8 cmLeave your answer in terms of t class=

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MalliU512870 MalliU512870
  • 25-10-2022
Answer:

The surface area of the cylinder is:

[tex]96\pi[/tex]

Explanation:

The surface area of the cylinder is:

[tex]\begin{gathered} 2\pi r^2+2\pi rh \\ =2\pi(4^2)+2\pi(4)(8) \\ =32\pi+64\pi \\ =96\pi \end{gathered}[/tex]

Where r is the radius and h is the height

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