Solve.A pendulum bob swings through an arc 80 inches long on its first swing. Each swing thereafter, it swings only 66% as far as on the previous swing. What is the length of the arc after 10 swings? Round your answer to two decimal places, if necessary.
A. 0.83 inches
B. 475.2 inches
C. 1.9 inches
D. 1.25 inches
Answer: C
Mathematics
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?
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