9614 1404 393
Answer:
 31.5 ft
Explanation:
The length of the arc is the product of the radius of the circle, 11 ft, and the angle measure in radians. Arc PS has radian measure ...
 (180° -16°)/180°×π = 41π/45
So, the length of arc PS is ...
 s = rθ
 s = (11 ft)(41π/45) = 451π/45 ft
 s ≈ 31.5 ft