darkpinkwolf
darkpinkwolf darkpinkwolf
  • 08-04-2017
  • Mathematics
contestada

What is the exact area of a circle having diameter 7 in.?
49π in.2 7π in.2 3.5π in.2 12.25π in.2

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sbcardinals
sbcardinals sbcardinals
  • 08-04-2017
Area of circle = πr^2
r = 7/2 = 3.5
r^2 = 12.25

Area = 12.25
π in^2
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