If AB is tangent at C, angle DCB=45° and arc FD is 1/6 of circumference, what is measure of angle FEC?

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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If AB is tangent at C, angle DCB=45° and arc FD is 1/6 of circumference, what is measure of angle FEC?

 

F
A
с
B
Transcribed Image Text:F A с B
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I f space A B space i s space tan g e n t space a t space C comma angle D C B equals 45 degree a n d space a r c space F D space i s space 1 over 6 space o f space c i r c u m f e r e n c e comma space
w h a t space i s space m e a s u r e space o f space angle F E C ?

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