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Mathematics 18 Online
OpenStudy (anonymous):

Points P and Q lie on circle O with a radius of 9 feet. The measure of angle POQ is 120° . What is the length, in feet, of minor arc PQ?

OpenStudy (phi):

if you go all the way round the circle, how far do you go? and what about 1/3 of the way (120 degrees is 1/3 of the way around, isn't it?)

OpenStudy (anonymous):

choices: 3π 6π 9π 18π 27π

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