Question

What is the circumference of a basketball hoop rim that is 9 inches in diameter?

A. 254.34 inches
B. 28.26 inches
C. 15.69 inches
D. 56.52 inches

Answer 1

Answer: 28.29 inches

Step-by-step explanation:

Circumference = 2πr

= 2 * π *4.5

= 28.29 inches

Answer 2

Answer:

b. 28.26

Step-by-step explanation:

Given diameter (D) = 9

Radius =  

D/2  = 4.5

Circumference =  πD

=  9π

=  28.274333882308

you would round to the nearest hundreth and it would be

28.26