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Mathematics 12 Online
OpenStudy (anonymous):

In the figure, O is the center of the circle. 3(arc)AB=2(arc)BC and angle AOB=40. Find (arc)ABC:(arc)AEDC.

OpenStudy (anonymous):

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OpenStudy (shubhamsrg):

given : 3(40) = 2(BOC) solve for BOC 2nd part is just 360-BOC

OpenStudy (anonymous):

BOC=60?

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