Solve the problem.The time T in seconds for a pendulum of length L feet to make one swing is given by 
How long is a pendulum (to nearest hundredth) if it makes one swing in 1.4 seconds? Use 3.14 for ?.
A. 13.73 ft
B. 86.24 ft
C. 21.56 ft
D. 2.19 ft
Answer: D
Mathematics
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