thediver23
thediver23 thediver23
  • 16-05-2018
  • Mathematics
contestada

A = 4r 2. A sphere has a radius of 4 inches.

Area (to the nearest tenth) =

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CastleRook
CastleRook CastleRook
  • 26-05-2018
Area of sphere is given by:
A=4πr²
radius of our sphere is 4 inches, thus plugging the value in the formula we get
A=4×π×4²
A=201.06
simplifying 
A=201.1in²
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