beth31
beth31 beth31
  • 30-03-2017
  • Mathematics
contestada

What is the surface area of a cylindrical ring if its outside diameter is 16 mm and its inside diameter is 10 mm? Round your answer to the nearest whole number.
A. 92mm2
B. 385mm2
C. 118mm2
D. 123mm2

Respuesta :

mega22 mega22
  • 30-03-2017
C is the answer I believe
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