A circular flower bed is 21 m in diameter and has a circular sidewalk around it that is 4 m wide find the area of the sidewalk in square meters use 3.14 for pi

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1