Question

Please answer this correctly

Answer 1

25.13 mm is the circumfrence, I believe.. Been a while since I've worked with this

Explanation:

Answer 2

14.28 mm

Explanation:

Find the circumference if it were a normal circle, then divide it by 4.

C = 2
`\pi`r

C = 2
`\pi`(4)

C = 8
`\pi`

Divide it by 4

2
`\pi` + 4 + 4 = 14.28