8. In the diagram below, tangent DA and secant DBC are drawn to circle O from external point D, such that AC = BC. If mBC = 152°, %3D determine and state mD. A D. 10. In the diagram of circle 0 below, BA and BC are tangent to circle 0 at points A and B, respectively. If OD = 9 and DB = 16, find AB

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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8. In the diagram below, tangent DA and secant DBC are drawn to
circle O from external point D, such that AC = BC. If mBC = 152°,
%3D
determine and state mD.
A
D.
10. In the diagram of circle 0 below, BA and BC are tangent to circle
0 at points A and B, respectively. If OD = 9 and DB = 16, find AB
Transcribed Image Text:8. In the diagram below, tangent DA and secant DBC are drawn to circle O from external point D, such that AC = BC. If mBC = 152°, %3D determine and state mD. A D. 10. In the diagram of circle 0 below, BA and BC are tangent to circle 0 at points A and B, respectively. If OD = 9 and DB = 16, find AB
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