Question

What is the circumference of a circle with a diameter of 7 inches? (use for pi)

21 in.
22 in.
21.9 in.
44 in.

Answer 1

its about 22

Explanation:

7 times 3.14 equals 21.98

Answer 2

21.9

Explanation:

circumference = pi x diameter

3.14 x 7 = 21.9