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Mathematics 9 Online
OpenStudy (anonymous):

Chords DB and MN intersect at the center of circle MBND. Which is the measure of minor arc DM? (Note: Diagram is not drawn to scale)

OpenStudy (anonymous):

OpenStudy (anonymous):

Minor arc MB is 75° since it's the intercepted arc of a central angle. Arc DMB 180° since it's a semicircle. So minor arc DM is 180° - 75°

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