Answer:
Circumference of the circle is, 88 ft
Step-by-step explanation:
Circumference of the circle(C) is given by:

where, r is the radius of the circle.
As per the statement:
A contractor is building a circular swimming pool. The radius of the circle 14 feet.
⇒r = 14 feet
Substitute the given values in [1] we have;

⇒
⇒
ft
Therefore, the circumference of the circle is, 88 ft