What’s the correct answer for this?

Answer:
The answer is option 2.
Step-by-step explanation:
Given that the formula for length of arc is :
[tex]arc = \frac{θ}{360} \times 2 \times \pi \times r[/tex]
Answer:
B
Step-by-step explanation:
It could also be
[tex] \frac{\pi \times r \times m}{180} [/tex]