The radius of a circle is 2 units.what is it’s circumference

Question

asked Dec 10, 2021 221k views

2 Answers

Mckenzie · Answer 1 · 2021-12-12T02:51:31+0000

Answer:

12.571428...units or
(88)/(7)

Explanation:

Circumference of a circle=
$2\pi r$

Radius(r)= 2 units

∴Circumference=
2*(22)/(7)*2 units

=
(88)/(7) units

= 12.571428.....units

Ryan Gray · Answer 2 · 2021-12-16T18:57:30+0000

Answer:

see below

Explanation:

The circumference of a circle is given by

C = 2 * pi *r

C = 2 * pi *2

C = 4pi

Let pi = 3.14

C = 4 * 3.14

C =12.56

Using the pi button

C =12.56637061