pendulum swings through an arc of 20 inches. On each successive swing, the length of the arc is 90% of the previous length. After 10 swings, what is the total length the pendulum has swung?

College Algebra
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ISBN:9781938168383
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Chapter9: Sequences, Probability And Counting Theory
Section9.4: Series And Their Notations
Problem 59SE: A boulder rolled down a mountain, traveling 6 feet in the first second. Each successive second, its...
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A pendulum swings through an arc of 20 inches. On each successive swing, the length of the arc is 90%
of the previous length. After 10 swings, what is the total length the pendulum has swung?

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