mohammad78 mohammad78
  • 04-05-2020
  • Mathematics
contestada

I need help please
(Geometry)

I need help please Geometry class=

Respuesta :

bacarey1550
bacarey1550 bacarey1550
  • 04-05-2020

The surface area formula for any sphere is 4(pi)(radius)^2

The radius is half of the diameter.

18.6 / 2 = 9.3

So, plug into the formula and solve.

4(3.14)(9.3)^2 = 1086.3 mm^2

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