Circumference and Arc Length Answers

10 verified answers1 views
4

Circle Q has a circumference of approximately 50 centimeters.

Question illustration
A
4.0 centimeters
B
8.0 centimeters
C
15.9 centimeters
D
31.8 centimeters
5

Major arc CBD measures 300°.

Question illustration
A
radians
Option A
B
radians
Option B
C
radians
Option C
D
radians
Option D
6

Circle O has a circumference of approximately 44 in.

Question illustration
A
7 in.
B
14 in.
C
22 in.
D
44 in.
11

Circle O has a circumference of approximately 250π ft.

Question illustration
A
40 ft
B
80 ft
C
125 ft
D
250 ft
12

An arc on a circle measures 295°. The measure of the central angle, in radians, is within which range?

A
0 to radians
Option A
B
to π radians
Option B
C
π to radians
Option C
D
to 2π radians
Option D
13

In circle M, diameters JL and HK each measure 16 centimeters.

Question illustration
A
3.5 cm
B
6.9 cm
C
21.6 cm
D
46.8 cm
14

In circle O, the length of radius OL is 6 cm and the length of arc LM is 6.3 cm. The measure of angle MON is 75°.

Question illustration
A
7.9 cm
B
10.2 cm
C
12.6 cm
D
14.2 cm
15

Arc CD is of the circumference of a circle. What is the radian measure of the central angle?

Question illustration
A
radians
Option A
B
radians
Option B
C
2π radians
D
4π radians
16

Arc AB is of the circumference of a circle. What is the radian measure of the central angle?

Question illustration
A
StartFraction pi over 6 EndFraction
Option A
B
StartFraction pi Over 3 EndFraction
Option B
C
StartFraction 2 pi Over 3 EndFraction
Option C
D
StartFraction 5 pi Over 6 EndFraction
Option D
17

Circle Q has a circumference of approximately 50 centimeters.

Question illustration
A
4.0 centimeters
B
8.0 centimeters
C
15.9 centimeters
D
31.8 centimeters
18

Arc AB is of the circumference of a circle. What is the radian measure of the central angle?

Question illustration
A
StartFraction pi over 6 EndFraction
Option A
B
StartFraction pi Over 3 EndFraction
Option B
C
StartFraction 2 pi Over 3 EndFraction
Option C
D
StartFraction 5 pi Over 6 EndFraction
Option D
19

In the diagram below, Θ is measured in radians. Which equation represents the relationship between the radius, r, and arc length, s?

Question illustration
A
s = Θ · r
B
r = Θ · s
C
s = Θ + r
D
r = Θ + s

Did you find these answers helpful?