9514 1404 393
Answer:
C. 3.927 units
Step-by-step explanation:
The arc length (s) is given by ...
s = r·θ
s = 1·5π/4 ≈ 3.92699
s ≈ 3.927 . . . units
Answer: 3.927 or C
A P E X
I think its the last one thats not showing if I'm wrong in sorry