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Mathematics 17 Online
OpenStudy (anonymous):

PLEASE HELPP! Find angle A if mDE is equal to 53° and mBC is equal to 8°

OpenStudy (anonymous):

jimthompson5910 (jim_thompson5910):

Have a look at this page http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm

OpenStudy (amistre64):

average the arcs .... the closest one has a negative connotation since the angle is outside of the circle

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