31. Two concentric circles have radii of 22 inches and 31 inches. By how much does the circumference of the larger circle exceed the circumference of the smaller circle?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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31. Two concentric circles have radii of 22 inches and 31 inches.
By how much does the circumference of the larger circle exceed
the circumference of the smaller circle?
Transcribed Image Text:31. Two concentric circles have radii of 22 inches and 31 inches. By how much does the circumference of the larger circle exceed the circumference of the smaller circle?
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