In the accompanying diagram of circle O, secant CBA and CED intersect at C. If AC = 12, BC = 3, and DC = 9, find EC. E O' D

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter6: Circles
Section6.4: Some Constructions And Inequalities For The Circle
Problem 30E: Given that mAC:mBC:mAB=4:3:2 in circle O: a Which arc is largest? b Which chord is longest?
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4.
In the accompanying diagram of circle O, secant
CBA and CED intersect at C. If AC = 12, BC = 3,
and DC = 9, find EC.
E
Transcribed Image Text:4. In the accompanying diagram of circle O, secant CBA and CED intersect at C. If AC = 12, BC = 3, and DC = 9, find EC. E
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