## Fundamentals of Physics Extended (10th Edition)

The equation that governs centripedal acceleration is: $a_{c} = \frac{v^2}{r}$ We have that the man's velocity is 3.66m/s and that the acceleration is $1.83m/s^2$. Substituting these into the equation we find that $1.83 = (3.66)^2/r$ so r = 7.32m