The period of a pendulum is the time it takes the pendulum to make one full swing back and forth. The period​ T, in​ sec

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The period of a pendulum is the time it takes the pendulum tomake one full swing back and forth. The period​ T,in​ seconds, is given by the formula
T=2πL32​,
where L is the​ length, in​ feet, of the pendulum.Suppose a pendulum used to show the rotation of the earth has aperiod of approximately
12.1
seconds. What is its​ length? Use
3.14
for
π.
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Part 1
The length of a pendulum that has a period of
12.1
seconds is
enter your response here
feet.