Find the area of a circle with a circumference of 11pi feet??
Circumference = 2 pi * radius
11 pi = 2 pi (radius) [ divide out pi ]
11 = 2 * radius [ divide both sides by 2
11/2 = radius = 5.5
Area of circle =
pi * (radius)^2 =
pi (5.5)^ 2 =
[ 30.25 pi ] ft^2 ≈ [ 95.03 ] ft^2