Question

Find the circumference of the circle. Round your answer to the nearest centimeter.

A. 8cm
B. 16cm
C. 79cm
D. 157

Answer 1

b. 16

Explanation:

Since you have the radius, you have to multiply that by two to get the diameter.

The formula for the circumference is d(pi) so you multiply the diameter times pi.

Then you round that answer, 15.7, to the nearest centimeter, which is 16

Answer 2

D.157

Explanation: