In the diagram below of circle O with diameter BC and radius OA, chord DC is parallel to chord BA. В If mZBCD = 30°, determine and state mZAOB. Explain.

Elementary Geometry For College Students, 7e
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ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
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In the diagram below of circle O with diameter BC and radius OA, chord DC is parallel to chord BA.
If mZBCD= 30°, determine and state mZAOB. Explain.
Transcribed Image Text:In the diagram below of circle O with diameter BC and radius OA, chord DC is parallel to chord BA. If mZBCD= 30°, determine and state mZAOB. Explain.
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