Respuesta :

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]