Question

Find the circumference of the given circle given a diameter of 9 in
use 3.14

Answer 1

28.6

look up the circumference formula, and then plug the numbers in

remember radius is diameter divided by 2

Answer 2

28.26

Explanation:

Circumference= 2 pi x r

Diameter= 9 (double the radius)

Radius= 4.5

Pi= 3.14

2 x 3.14= 6.28

6.28 x 3.14= 28.26

:D