Find the circumference of a circle with radius 8 inches.
A. 50.27
B. 16

im confused is it A or B do u multiply pi at the end or not.

Question

Find the circumference of a circle with radius 8 inches.
	A.	50.27
	B.	16

im confused is it A or B do u multiply pi at the end or not.

anonymous · Answer

circumference = 2*pi*r

anonymous · Answer

i know that but i get 16pi do u multiply the pi at the end or just leave it as 16pi

anonymous · Answer

multiply 16 by pi  gives your circumference

anonymous · Answer

alright thanks :)

anonymous · Answer

yw

directrix · Answer

A)  50.27

I prefer exact answers myself but the options here contain no pi terms. Therefore, pi has already been approximated and multiplied to yield the answers from which you choose.  In exact form, the answer is 16 pi. I approximated for pi at the end to get the decimal approximation.

anonymous · Answer

circumference of a circle with radius 8 inches.
2 pi r = 2pi 8 = 16pi = 50.24 in

anonymous · Answer

?????????? hard