1. ?? and ?? are secants of a circle which when extended beyond ? and ? at point ? outside the circle. Given that arc ?? = 105° and arc ?? = 67°, find angle ???

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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1. ?? and ?? are secants of a circle which when extended beyond ? and
? at point ? outside the circle. Given that arc ?? = 105° and arc ?? =
67°, find angle ???.

2. The area of the sector of a circle having a central angle of 60
degrees is 24?. Find the perimeter of the sector.

 

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