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On a circle of radius 9 feet, what angle would subtend an arc of length 3 feet?

 Apr 15, 2020
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Circumference = pi d  = pi  2 r  =  pi (9) (2) = 18 pi

 

fraction of the circumference is   3 /18pi   x   2pi  = 6/18 = 1/3 R    or 19.0985o

 Apr 15, 2020

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