151k views
6 votes
What's the circumference of a
circle with a diameter of 18 inches?
Use 3.14 for pi

2 Answers

7 votes

C = 3.14 d = 3.14 * 18 = 56.52 inches

Therefore, the circumference of a circle with a diameter of 18 inches is 56.52 inches.

User Kevswanberg
by
4.8k points
10 votes

Answer:

Explanation:

the circumference of a circle,

C=2*3.14*r or, in our case, 2r=d

C=d*3.14

C=18*3.14=56.52 in

User Svangordon
by
6.2k points