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Mathematics 21 Online
OpenStudy (anonymous):

can someone pleasee help me with this question and not only give me the answer but show me how youu got it In circle Q, AB is parallel to EF and the arcs between EF and CD are congruent. Prove that the arcs between AB and CD are congruent. If arc AB measures twice that of arc CD and arc AC measures 105 degrees, what is the measure of arc CD?

OpenStudy (anonymous):

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