Respuesta :

Answer:

B

Step-by-step explanation:

If 5 is the radius, then we need to multiply by 2 to get the diameter.

10 is the diameter.

Multiply by pi to get your answer

10pi is 31.4.

B-31.4.

Hope this helped!

Answer:

31.4yard long wire is needed.

perimeter of circle=2πr=2×22/7×5=31.4yard