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Mathematics 16 Online
OpenStudy (anonymous):

The circle shown below has AB and BC as its tangents. If the measure of arc AC is 160°, what is the measure of angle ABC?

OpenStudy (anonymous):

OpenStudy (raden):

<ABC + arc AC = 180 degrees <ABC + 160 = 180 solve for the <ABC = ......

OpenStudy (anonymous):

So it's 20?

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