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kondaur [170]
3 years ago
9

If the diameter of a sphere is 1 meter, then what is its surface area? Leave your answer in terms of π= 3.14

Mathematics
2 answers:
IgorLugansk [536]3 years ago
4 0
Surface area of a sphere = 4 pi r^2

when r = 1/2  meter  ( because diameter = 2r = 1)  the surface area
              
  =   4 * 3.14 * 0.5^2  =  3.14 square meters
umka21 [38]3 years ago
3 0

surface area = 4 x pi x r^2

 diameter = 1 so radius = 1/2 = 0.5

4 x 3.14 x 0.5^2 = 3.14 meters^2

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