AnswersCR CCSS Math 2 S2 M2960OXCircumference and Arc Length

Circumference and Arc Length Answers

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117044
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Answer:

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117048
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✔ 1/61/41/3

A
1/6
B
1/4
C
1/3
117049

15.7✔ 31.478.5

A
15.7
B
31.4
C
78.5
117050

2.6✔ 5.213.1

A
2.6
B
5.2
C
13.1
117057

What is the length of arc AB?

A
6π cm
B
12π cm
C
18π cm
D
36π cm
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3250✔ 64

A
32
B
50
C
64
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✔ 1/41/31/2

A
1/4
B
1/3
C
1/2
D
Option
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45°✔ 90°135°

A
45°
B
90°
C
135°
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Answer:

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117068

Which statements about the circle are correct? Check all that apply.

A
Arc PQ is congruent to arc SR.
B
The measure of arc QR is 150°.
C
The circumference of circle C is 20π cm.
D
Arc PS measures about 13.1 cm.
E
Arc QS measures about 15.7 cm.
117069

An arc on a circle measures 250°. Within which range is the radian measure of the central angle?

A
0 to radians
Option A
B
to π radians
Option B
C
π to radians
Option C
D
to 2π radians
Option D
117070

Which statements about the clock are accurate? Check all that apply.

A
The central angle measure when one hand points at 2 and the other points at 4 is 60°.
B
The circumference of the clock is about 19 in.
C
With one hand at 5 and the other at 10, the minor arc formed by the hands is about 15.7 in.
D
The minor arc measure when one hand points at 1 and the other hand points at 9 is 150°.
E
The length of the minor arc between 11 and 2 is the same as the length of the minor arc between 7 and 10.
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45✔ 6067

A
45
B
60
C
67
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11.5✔ 14.716.8

A
11.5
B
14.7
C
16.8
117075

What is m∠ACB? °

A
45
B
50
C
60
117076

What is the length of segment AB?

A
1/2r
B
r
C
60
117077

What is the perimeter of the hexagon?

A
r
B
6r
C
180
117078

The perimeter of the hexagon is the circumference of the circle.

A
slightly greater than
B
slightly less than
C
equal to
117079

The circumference of the circle is .

A
slightly greater than 6r
B
slightly less than 6r
C
equal to 6r

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