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02-05-2022
Mathematics

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

Find the surface area of the cylinder in terms of pi class=

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Аноним Аноним

02-05-2022

Answer:

104π cm²

Step-by-step explanation:

Surface Area of cylinder

SA = 2πrh + 2πr²
SA = 2πr (h + r)
r is the radius and h is the height

Given (from the figure)

r = 4 cm
h = 9 cm

Solving

SA = 2πr (h + r)
SA = 2π × 4 (9 + 4)
SA = 8π × 13
SA = 104π cm²

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