7) Arc AC is 88 degrees. What is angle x?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter12: Angle Relationships And Transformations
Section: Chapter Questions
Problem 10PTTS
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Use the circle rules to find the missing information
7) Arc AC is 88 degrees. What is angle x?
B
Transcribed Image Text:7) Arc AC is 88 degrees. What is angle x? B
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Arial
I U
11
B
1.
.| I1
3
4
6.
目
60°
60
B
Central Angles are equal to the arc it intercepts.
Arc AB = Angle AQB, because AQB is a central angle.
Angle Relationships in Circles
VERTEX OF
MEASURE
THE ANGLE
OF ANGLE
DIAGRAMS
Half the
measure of its
On a circle
200
intercepted arc
1
120
m21 = 60°
m22 = 100°
Inside a circle Half the sum of
the measures of
its intercepted
m21 =(44 + 86°)
44
86
= 65°
arcs
Outside a
Half the
difference of the
measures of its
intercepted arcs
circle
(78
202
45"
125
m21 = (202° - 78) mz2 = (125° - 45°)
%3D
%3D
= 62°
= 40°
II
Transcribed Image Text:View Insert Format Tools Add-ons Help Last edit was 3 minutes ago File Edit 100% Normal text Arial I U 11 B 1. .| I1 3 4 6. 目 60° 60 B Central Angles are equal to the arc it intercepts. Arc AB = Angle AQB, because AQB is a central angle. Angle Relationships in Circles VERTEX OF MEASURE THE ANGLE OF ANGLE DIAGRAMS Half the measure of its On a circle 200 intercepted arc 1 120 m21 = 60° m22 = 100° Inside a circle Half the sum of the measures of its intercepted m21 =(44 + 86°) 44 86 = 65° arcs Outside a Half the difference of the measures of its intercepted arcs circle (78 202 45" 125 m21 = (202° - 78) mz2 = (125° - 45°) %3D %3D = 62° = 40° II
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