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12-02-2022
Mathematics

contestada

Find the surface area of the cylinder. Use 3.14 for pi. Do not round the answer

690.28

650.83

500.83

791.28

Find the surface area of the cylinder Use 314 for pi Do not round the answer 69028 65083 50083 79128 class=

Respuesta :

13-02-2022

Answer:

C) 500.83

Step-by-step explanation:

Surface area for a cylinder formula:

SA = 2πrh + 2πr²

Given:

d = 11

r = d/2 = 11/2 = 5.5

h = 9

Work:

SA = 2πrh + 2πr²

SA = 2(3.14)(5.5)(9) + 2(3.14)(5.5)²

SA = 310.86 + 2(3.14)(30.25)

SA = 310.86 + 189.97

SA = 500.83

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