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Mathematics 10 Online
OpenStudy (haleyelizabeth2017):

A truck tire has a diameter of 4 feet and is revolving at a rate of 45 rpm. At t=0, a certain point is at height 0. What is the height of the point above ground after 15 seconds?

OpenStudy (anonymous):

i say 2 ft

OpenStudy (haleyelizabeth2017):

why's that?

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