Question

Which of the following is the best estimate of the circumference of a circle that has a diameter of 7 feet?

Answer 1

Explanation:

Sounds like there were several answer choices. In the future would you please always share those choices. Thank you.

If the circle diameter is 7 ft, the radius is 3.5 ft,

and according to the formula for the circumference of a circle (C = πd), the

circumference of this circle is 7π ft (exact) or approx 7(22/7) = 22 ft.

Answer 2

22

Explanation:

7*3.14 is 21.98 and since it is an estimate just put 22