Circle OPQR

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Circle OPQR

by bbaah » Sun Dec 07, 2008 7:30 am
In circle OPQR, chord PQ is parallel to diameter OR, and OR has length 18. m<ORP = 35 degrees. What is the length of minor arc PQ?

A. 2pi

B. 9pi/4

C. 7pi/2

D. 9pi/2

E. 3pi

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by dmateer25 » Sun Dec 07, 2008 8:03 am

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Central angles

by bbaah » Sun Dec 07, 2008 8:34 am
Thanks,

I forgot to use central angles, and kept getting the wrong answer.