What is the measure of the minor arc? C 118A B

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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Circles Practice
Central Angles
What is the measure of the minor
What is the measure of arc EBC?
CB is a diameter. What is the
arc?
measure of arc DC?
111
(4x + 2)
123
67
118-A
(10х - 18)°
B
Inscribed Angles
What is the value of x?
What is the measure of the inscribed angle?
124
82
108*
(7x + 13)
In the diagram of circle O, OB and OC are radii, and
chords AB, BC, and AC are drawn. Which statement
must always be true?
A
(1) ZBAC # L ВОС
(2) mZBAC = mZBOC
(3) ABAC and AB0C are isosceles.
(4) The area of ABAC is twice the area of ABOC.
B.
Transcribed Image Text:Circles Practice Central Angles What is the measure of the minor What is the measure of arc EBC? CB is a diameter. What is the arc? measure of arc DC? 111 (4x + 2) 123 67 118-A (10х - 18)° B Inscribed Angles What is the value of x? What is the measure of the inscribed angle? 124 82 108* (7x + 13) In the diagram of circle O, OB and OC are radii, and chords AB, BC, and AC are drawn. Which statement must always be true? A (1) ZBAC # L ВОС (2) mZBAC = mZBOC (3) ABAC and AB0C are isosceles. (4) The area of ABAC is twice the area of ABOC. B.
Angles Outside the Circle
What is the value of x?
110°
35
125
40°
(4x + 1)°
35
(10x + 5)
2 Chords
126
84°
51
78°
(4x)
65
(2x + 10)
Transcribed Image Text:Angles Outside the Circle What is the value of x? 110° 35 125 40° (4x + 1)° 35 (10x + 5) 2 Chords 126 84° 51 78° (4x) 65 (2x + 10)
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