D. In circle E, AB|| CD and BC is a diameter. A B E D 27. If mAC = 4x-5 and mBD=2(x+20), what is m/ABC? 28. If m AC=65-2x and mBD = 4(2x-5)-5, what is m/DCB? 29. If m/ABC = 2.5x-20 and mAC = 4x-5, what is mBD?
D. In circle E, AB|| CD and BC is a diameter. A B E D 27. If mAC = 4x-5 and mBD=2(x+20), what is m/ABC? 28. If m AC=65-2x and mBD = 4(2x-5)-5, what is m/DCB? 29. If m/ABC = 2.5x-20 and mAC = 4x-5, what is mBD?
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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chords, Arcs, Central
Pls help me to answer this problem. View the pic so see it. Thankyou
Transcribed Image Text:D.
In circle E, AB|| CD and BC is a diameter.
A
B.
E
D
27. If m AC = 4x-5 and m BD=2(x+20), what is mZABC?
%3D
28. If m AC =65-2x and m BD = 4(2x-5)-5, what is mZDCB?
%3D
%3D
29. If mZABC= 2.5x-20 and m AC = 4x-5, what is m BD?
%3D
%3D
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