The Time T (In Seconds) Required for a Pendulum to Make

Multiple Choice

The time T (in seconds) required for a pendulum to make one complete swing back and forth is approximated by the formula , where L is the length of the pendulum. T is called the period of the pendulum. Use To find the length in feet of a pendulum with a period of 6 seconds. Round your answer to the nearest foot.

A) 91 ft
B) 31 ft
C) 29 ft
D) 30 ft
E) none of these