courtj17
courtj17 courtj17
  • 15-07-2016
  • Mathematics
contestada

What is the surface area of sphere with radius 13 ft?

676π ft2
2704π ft2
208π ft2
52π ft2

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apologiabiology
apologiabiology apologiabiology
  • 15-07-2016
SA=4pir^2
SA=4pi13^2
SA=4pi169
SA=676pi ft^2
Answer Link
lisboa lisboa
  • 24-05-2019

Answer:

Surface area of a sphere= [tex]676\pi ft^2[/tex]

Step-by-step explanation:

the surface area of sphere with radius 13 ft

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

Where 'r' is the radius of the sphere

r= 13 ft

plug in the radius and find surface area

Surface area of a sphere = [tex]4\pi (13)^2[/tex]

= [tex]4\pi *13*13[/tex]

= [tex]676\pi[/tex] square feet

Answer Link

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