February 25, 2017

Homework Help: calc

Posted by ALISON on Saturday, April 28, 2012 at 2:01am.

1)Convert 1/20 of a circle to both degrees and radians.
All I have is 9/180 is what I come up with.

2) what fraction of a circle does 3pi/4 represent?
Is 1/4 correct?

3) a ferries wheel has cars which move at 1.5mph. If the diameter of the wheel is 600 ft, how long will it take to complete one revolution? I use v=rw and get 11rev/50pi min I think I did it right but it wants 1rev/ min?

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