Question

Check my answer?

http://puu.sh/irkeY/4b85fe8afb.png

Answer 1

http://puu.sh/irkhQ/d26e515e0c.png

Answer 2

First one is correct, but not second one

Answer 3

\(C = 2\pi r\)

Answer 4

Here, you have \(r = 10\)

Answer 5

I get 62.8?

Answer 6

@geerky42

Answer 7

Yeah, but you are not supposed to multiply pi. just left there.

So you just multiply radius by 2.

Answer 8

So it would just be 20?

Answer 9

Yeah

Answer 10

Ah, thank you!

Answer 11

No problem