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Mathematics 14 Online
OpenStudy (anonymous):

Find m∠DOB.

OpenStudy (anonymous):

OpenStudy (amistre64):

theres a relationship between angles on the edge of a circle, and the arcs that are in front of them: arc = twice the angle

OpenStudy (amistre64):

you will also want to remember that the angles of any triangle add up to 180

OpenStudy (amistre64):

you are given this information |dw:1366806133356:dw|

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