3. AC is tangent to circle O at A. The diagram is not drawn to scale. If mBY= 78°, what is m

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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3. AC is tangent to circle O at A. The diagram is not drawn to scale. If mBY= 78°,
what is m<YAC?
B
m<YAC=
Transcribed Image Text:3. AC is tangent to circle O at A. The diagram is not drawn to scale. If mBY= 78°, what is m<YAC? B m<YAC=
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