jdudleyjake jdudleyjake
  • 29-06-2019
  • Mathematics
contestada

What is the surface area of the right cone below? Help ASAP please

What is the surface area of the right cone below Help ASAP please class=

Respuesta :

carlosego
carlosego carlosego
  • 29-06-2019

For this case we have that by definition, the surface area of a cone is given by:

[tex]SA = \pi * r * s + \pi * r ^ 2[/tex]

Where:

r: It is the cone radius

s: It's the slant height

According to the data we have:[tex]s = 14\\r = 8[/tex]

Substituting:

[tex]SA = \pi * 8 * 14 + \pi * (8) ^ 2\\SA = \pi * 112 + \pi * 64\\SA = 176 \pi[/tex]

Thus, the surface area of the cone is [tex]176 \pi \ units ^ 2[/tex]

Answer:

Option B

Answer Link
23nhoka 23nhoka
  • 21-07-2020

Answer:

176

Step-by-step explanation:

Answer Link

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