AnswersGeometryIntroduction to Circles

Introduction to Circles — Quiz Answers

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1
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What is the measure of overarc CED ?

A
108 degrees
B
106 degrees
C
212 degrees
D
148 degrees
2
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What is the measure of minor arc overarc EG ?

A
149 degrees
B
17 degrees
C
75 degrees
D
211 degrees
3

The measure of overarc BAC is 240 What is the ratio of the measure of the major arc to the measure of the minor arc?

A
ratio of 1 to 3
B
ratio of 2 to 1
C
ratio of 3 to 1
D
ratio of 1 to 2
4

In circle cap d , which is tangent to the circle?

A
over left right arrow GH
B
line segment EF
C
line segment CD
D
over right arrow AB
5

How are the semicircle and the diameter of a circle related?

A
The degree measure of the diameter and the degree measure of the semicircle are the same.
B
The angle measure of the diameter is twice the angle measure of the semicircle.
C
The angle measure of the diameter is half the angle measure of the semicircle.
D
The length of the diameter and the length of the semicircle are the same.
6

Which is true regarding chords and diameters of circles?

A
Both chords and diameters have two endpoints on a circle. Diameters must intersect the center of a circle.
B
Chords have two endpoints on a circle. Diameters have one endpoint on a circle and one at the center.
C
Chords have one endpoint on a circle and one at the center. Diameters have two endpoints on a circle.
D
Both chords and diameters have two endpoints on a circle. Chords must intersect the center of a circle.
7

Which equation can be used to find the measure of overarc EHG ?

A
m overarc EHG minus 80 minus 35 is equal to 360
B
m overarc EHG plus 80 plus 35 is equal to 360
C
m overarc EHG plus 80 plus 35 is equal to 180
D
m overarc EHG minus 80 minus 35 is equal to 180
8

What is the measure of overarc ADB ?

A
146 degrees
B
287 degrees
C
253 degrees
D
107 degrees
9

What does overarc CDE describe?

A
a major arc
B
a minor arc
C
a chord
D
a semicircle
10

In circle cap d , which is a secant?

A
line segment EF
B
over right arrow AB
C
over left right arrow GH
D
line segment DC
11

What is the measure of overarc ADB ?

A
146 degrees
B
107 degrees
C
287 degrees
D
253 degrees
12

What is the measure of minor arc overarc EG ?

A
17 degrees
B
211 degrees
C
75 degrees
D
149 degrees
13

In circle cap d , which is a secant?

A
line segment EF
B
over right arrow AB
C
line segment DC
D
over left right arrow GH
14

Which is true regarding chords and diameters of circles?

A
Chords have two endpoints on a circle. Diameters have one endpoint on a circle and one at the center.
B
Both chords and diameters have two endpoints on a circle. Chords must intersect the center of a circle.
C
Chords have one endpoint on a circle and one at the center. Diameters have two endpoints on a circle.
D
Both chords and diameters have two endpoints on a circle. Diameters must intersect the center of a circle.
15

What is the measure of overarc CED ?

A
108 degrees
B
212 degrees
C
106 degrees
D
148 degrees
16

Which is true regarding chords and diameters of circles?

A
Chords have one endpoint on a circle and one at the center. Diameters have two endpoints on a circle.
B
Chords have two endpoints on a circle. Diameters have one endpoint on a circle and one at the center.
C
Both chords and diameters have two endpoints on a circle. Chords must intersect the center of a circle.
D
Both chords and diameters have two endpoints on a circle. Diameters must intersect the center of a circle.
17

What is the measure of overarc ADB ?

A
107 degrees
B
146 degrees
C
287 degrees
D
253 degrees
18

How are the semicircle and the diameter of a circle related?

A
The angle measure of the diameter is half the angle measure of the semicircle.
B
The angle measure of the diameter is twice the angle measure of the semicircle.
C
The length of the diameter and the length of the semicircle are the same.
D
The degree measure of the diameter and the degree measure of the semicircle are the same.
19

Which equation can be used to find the measure of overarc EHG ?

A
m overarc EHG plus 80 plus 35 is equal to 180
B
m overarc EHG minus 80 minus 35 is equal to 180
C
m overarc EHG minus 80 minus 35 is equal to 360
D
m overarc EHG plus 80 plus 35 is equal to 360
20

Which equation can be used to find the measure of overarc EHG ?

A
m overarc EHG minus 80 minus 35 is equal to 360
B
m overarc EHG plus 80 plus 35 is equal to 360
C
m overarc EHG minus 80 minus 35 is equal to 180
D
m overarc EHG plus 80 plus 35 is equal to 180

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