Solve the Problem $T$ , in Seconds Required for a Pendulum of Length

Multiple Choice

Solve the problem.
-The time, $T$ , in seconds required for a pendulum of length $\mathrm { L }$ feet to make one swing is given by $\mathrm { T } = 2 \pi \sqrt { \frac { \mathrm { L } } { 32 } }$ . How long is a pendulum (to the nearest hundredth of a foot) if it makes one swing in 2 seconds?

A) $10.19 \mathrm { ft }$
B) $6.48 \mathrm { ft }$
C) $3.56 \mathrm { ft }$
D) $3.24 \mathrm { ft }$