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ThunderHit ThunderHit
  • 22-04-2014
  • Mathematics
Answered

Find the area of the given circle. Round to the nearest tenth.
11.0 ft^2
38.5 ft^2
42.8 ft^2
113.0 ft^2

Find the area of the given circle. Round to the nearest tenth. 11.0 ft 2 38.5 ft 2 42.8 ft 2 113.0 ft 2 class=

Verified Answer :

Anonymous Anonymous
  • 22-04-2014

\(diameter=12\ ft\\\\diameter=2\ radius\\\\2r=12\ ft.\ \ \ /:2\\r=6\ ft.\\\\A=\pi r^2\\\\A=\pi\cdot6^2=36\pi\ (ft^2)\approx36\cdot3.14=113.04\ (ft^2)\approx113.0\ (ft^2)\)

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