Plz Help me!!! A lawn sprinkler sprays water 5 feet in every direction as it rotates. What is the circumference it sprays?

30.7

15.7

31.4

15.4

Respuesta :

31.4
5+5=10
10×3.14=31.4
the answer is 31.4 

C=2*3.14*R

31.4=2*3.14*5