12. A pendulum is L meters long. The time, t, in seconds that it takes to swing back and forth once is given by t = 2 VL. Suppose the pendulum takes 5.92 seconds to swing back and forth once. What is
its length? Round your answer to the nearest tenth. (2A.4F)
a) 4.8
b) 4.9
c) 8.7
d) 8.8

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