sarah1559 sarah1559

18-05-2022
Mathematics

contestada

find the surface area of the figure. round to the nearest hundredth when necessary.

find the surface area of the figure round to the nearest hundredth when necessary class=

Respuesta :

goldieknox6 goldieknox6

18-05-2022

Answer:

in terms of pi: 112.5pi mm squared

substituting pi for 3.14: 353.25 mm squared

Step-by-step explanation:

Surface area cone equation:

Πr2 + π*r*s

4.5^2 = 20.25pi

400 + 20.25 = 420.25

sqrt(420.25) = 20.5

20.25pi + 92.25pi = 112.5pi

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