Question

What is a circumference of a circle whose diameter is 16 cm

Answer 1

Answer:

16*pi

Step-by-step explanation:

The formula for the circumference of a circle is 2*pi*r with r being the radius.  The radius is half the length of the diameter, so we can say that the circumference is 2*pi*8.  By multiplying 2 and 8, then we get 16*pi.

Answer 2

Answer:

ANSWER

50.27 c.

Step-by-step explanation:

hope it helps:)