Homework Help: Trig

Posted by Emily on Saturday, March 31, 2012 at 4:44pm.

A ferris wheel at the fair has a radius of 60 feet. If it takes 24 seconds to make a full revolution, what is the linear speed for the passengers?

Trig - Reiny, Saturday, March 31, 2012 at 5:42pm
The circumference is 2π(60) or 120π feet

So the linear velocity of a passenger is 120π/24 ft/s
= appr 15.7 ft/sec

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