The sprockets and chain of a bicycle are shown in the figure. The pedal sprocket

Jim

New member
has a radius of 4 in., the wh? I have no idea how to do this :( any help would be great thanks!
Here is the link to the diagram but idk if it will work for you guys..
http://www.webassign.net/sprecalc/6-1-84.gif
 
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