stopthatboy
stopthatboy stopthatboy
  • 11-07-2018
  • Mathematics
contestada

20 points.
What is the surface area for the sphere below?

20 points What is the surface area for the sphere below class=

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DeanR
DeanR DeanR
  • 11-07-2018

Surface area of a sphere is [tex] 4 \pi r^2 [/tex]

So  [tex]4 \pi (5^2) = 100 \pi [/tex] square units

Choice B

Answer Link
JeanaShupp
JeanaShupp JeanaShupp
  • 01-04-2019

Answer: [tex]100\pi\ units^2[/tex]

Step-by-step explanation:

From the given picture, the radius of the given sphere = 5 units

We know that the surface area of a sphere is given by :-

[tex]S.A.=4\pi r^2[/tex]

Therefore, the surface area of the given sphere will be :-

[tex]S.A.=4\pi (5)^2=4\pi(25)=100\pi\ units^2[/tex]

Hence, the surface area for the sphere =[tex]100\pi\ units^2[/tex]

Answer Link

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