11. In the diagram of circle O shown below, chords AC and BD intersect at E so that mZDEC = 42° . If the measure of DC is twice the measure of AB , determine the measure of AB . Show how you arrived at your answer
11. In the diagram of circle O shown below, chords AC and BD intersect at E so that mZDEC = 42° . If the measure of DC is twice the measure of AB , determine the measure of AB . Show how you arrived at your answer
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Transcribed Image Text:11. In the diagram of circle O shown below, chords AC and BD intersect at E so that mZDEC = 42° . If the
measure of DC is twice the measure of AB , determine the measure of AB . Show how you arrived at your
answer
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