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Arc Length April 3

Total questions: 20

Worksheet time: 43mins

Name
Class
Date
1.

Find the length of the bolded arc. Use 3.14 for π\pi  and round to the nearest hundredth.


(a)  

2.

What is the circumference of an 18-inch (diameter) round pizza? Use 3.14 for π\pi  and round to the nearest hundredth.


(a)  

3.

A slice of an 18-inch (diameter) pizza is cut at a 68° angle. How long is the outer edge of the crust, to the nearest tenth of an inch?

(a)  

4.

Find the length of the radius given the arc length of arc AB shown. Use 3.14 for π\pi  . Round your answer to the nearest tenth of a centimeter.


(a)  

5.

In your own words, explain the difference between the an arc's measure and an arc's length.

4 lines
6.

Find the length of arc AC. Use 3.14 for π\pi  and round to the nearest hundredth.


(a)  

7.

A slice of an 18-inch (diameter) pizza is cut at a 68° angle. How long is the outer edge of the crust, to the nearest tenth of an inch?

(a)  

8.

Calculate the length of the bold arc.

a)

49.7 ft

b)

15.8 ft

c)

24.9 ft

d)

3.14 ft

9.
Which is true of a minor arc?
a)
It forms half a circle.
b)
It forms a whole circle.
c)
It measures greater than 180 degrees. 
d)
It measures less than 180 degrees.
10.
Which is true of a major arc?
a)
Forms half a circle.
b)
Forms a whole circle.
c)
Measures greater than 180 degrees.
d)
Measures less than 180 degrees.
11.
A ____ angle is an angle whose vertex is a the center of a circle.
a)
supplementary
b)
complimentary
c)
central
d)
obtuse
12.
Find the arc length.
a)
37.70 cm
b)
6.28 cm
c)
28.27 cm
d)
9.42 cm
13.
Name a minor arc
a)
AD
b)
ADB
c)
AB
d)
CD
14.
Name a major arc.
a)
ABD
b)
BDA
c)
BCD
d)
DA
15.
a)
x = 160
b)
x = 40
c)
x = 80
d)
x = 360
16.
What is the measure of arc AYB
a)
50
b)
100
c)
180
d)
260
17.
What is the diameter?
a)
8
b)
16
c)
10
d)
4
18.
What is the circumference?
a)

50

b)
96
c)
24
d)
18
19.
What is the radius?
a)
18
b)
72
c)
38
d)
14
20.
What is the circumference?
a)
36
b)
18pi
c)
108pi
d)
36pi