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Worksheets

Measuring Angles & Area and Circumference of Circles Review

Total questions: 265

Worksheet time: 18hrs 35mins

Name
Class
Date
1.

What type of angle measures LESS than 90 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

2.

What type of angle measures MORE than 90 degrees, but not 180 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

3.

What type of angle measures EXACTLY 90 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

4.

What type of angle measures EXACTLY 180 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

5.

What is the measurement of a full circle?

a)

90 degrees

b)

180 degrees

c)

360 degrees

6.

What is the measurement of this angle?

a)

A

b)

B

c)

C

d)

D

7.

What is the measurement of this angle?

a)

A

b)

B

c)

C

d)

D

8.

What is the measure of the other part of angle D?

a)

65

b)

70

c)

75

d)

135

9.

Is 142° an 'acute', 'obtuse', 'right' or 'straight' angle?

a)

acute

b)

obtuse

c)

right

d)

straight

10.

Is 62° an 'acute', 'obtuse', 'right' or 'straight' angle?

a)

acute

b)

obtuse

c)

right

d)

straight

11.

Is 90° an 'acute', 'obtuse', 'right' or 'straight' angle?

a)

acute

b)

obtuse

c)

right

d)

straight

12.

Use the image to answer the question. What is the value of A?

a)

121

b)

125

c)

19

d)

9

13.

Use the image to answer the question. What is the value of A?

a)

63

b)

73

c)

209

d)

206

14.

Use the image to answer the question. What is the measure of the angle?

a)

180

b)

140

c)

40

d)

20

15.

What is the measurement of a half circle?

a)

90 degrees

b)

180 degrees

c)

360 degrees

16.
What is the measure of the angle shown in the picture? 
a)
0 degrees
b)
45 degrees 
c)
90 degrees
d)
180 degrees
17.

Which of the following books is open 180°?

a)
b)
c)
d)
18.

Which is closest to the measure of Angle G of the clothes hanger?

a)

35°

b)

45°

c)

145°

d)

155°

19.

Which clock shows the hands forming a 180° angle?

a)
b)
c)
d)
20.

An angle is measured using a protractor.

What is the measure of the angle?

a)

75°

b)

85°

c)

105°

d)

115°

21.

An angle is measured with a protractor.

What is the measure of the angle?

a)

25°

b)

35°

c)

155°

d)

165°

22.

Which shows an angle that is 162°?

a)
b)
c)
d)
23.

An (a)   angle has a measurement greater than 0 degrees but less than 90 degrees.

24.

An (a)   angle has a measurement greater than 90 degrees but less than 180 degrees.

25.

A (a)   angle has a measurement of exactly 90 degrees.

26.

A circle measures (a)   degrees.

27.
What is this tool called and what is it used for?
a)
A ruler used to measure lines.
b)
A protractor used to measure lines.
c)
A ruler used to measure angles.
d)
A protractor used to measure angles.
28.
What is the measure of the angle shown in the picture?
a)
30 degrees
b)
35 degrees
c)
140 degrees
d)
145 degrees
29.
What is the measure of the angle shown in the picture?
a)
20 degrees
b)
27 degrees
c)
30 degrees
d)
153 degrees
30.
What is the measure and type of the angle shown in the picture?
a)
53 degrees; acute
b)
53 degrees; obtuse
c)
127 degrees; acute
d)
127 degrees; obtuse
31.
What is the measure of the angle shown in the picture?
a)
30 degrees
b)
35 degrees
c)
150 degrees
d)
155 degrees
32.
What is the measure of the following angle?  
a)
11 degrees.
b)
40 degrees.
c)
67 degrees.
d)
168 degrees. 
33.

Which could be the measurement of an acute angle?

a)

0

b)

35

c)

180

d)

90

34.

What could be the measurement of an obtuse angle?

a)

90

b)

20

c)

130

d)

180

35.
What is the measure of the angle?
a)
110 degrees. 
b)
140 degrees.
c)
150 degrees.
d)
170 degrees. 
36.

What type of angle measures LESS than 90 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

37.

What type of angle measures MORE than 90 degrees, but not 180 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

38.

What type of angle measures EXACTLY 90 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

39.

What type of angle measures EXACTLY 180 degrees?

a)

an acute angle

b)

an obtuse angle

c)

a right angle

d)

a straight angle

40.

What is the measurement of a full circle?

a)

90 degrees

b)

180 degrees

c)

360 degrees

41.

What is the measurement of this angle?

a)

A

b)

B

c)

C

d)

D

42.

What is the measurement of this angle?

a)

A

b)

B

c)

C

d)

D

43.

The measurement of this angle is 90 degrees. What is the value of M?

a)

A

b)

B

c)

C

d)

D

44.

Angle R is 155 degrees. What is the measure of angle M?

a)

A

b)

B

c)

C

d)

D

45.

What is the measure of the other part of angle D?

a)

65

b)

70

c)

75

d)

135

46.

Use the image to answer the question. What is the value of A?

a)

121

b)

125

c)

19

d)

9

47.

Use the image to answer the question. What is the value of A?

a)

63

b)

73

c)

209

d)

206

48.

Use the image to answer the question. What is the measure of the angle?

a)

180

b)

140

c)

40

d)

20

49.

What is the measurement of a half circle?

a)

90 degrees

b)

180 degrees

c)

360 degrees

50.

An angle can measure 80. The angle is split into two unequal parts. The greater part measures 60. Which equation can be used to find the measure, m, of the lesser part?

a)

m - 80 = 60

b)

m - 60 = 80

c)

60 + m = 80

d)

60 + 80 = m

51.
What is the measure of the following angle?
a)
78 degrees.
b)

102 degrees.

c)
190 degrees.
d)
58 degrees. 
52.
What is the measure of the following angle?  
a)
11 degrees.
b)
40 degrees.
c)
67 degrees.
d)
168 degrees. 
53.
What is the measure of the angle?
a)
110 degrees. 
b)
140 degrees.
c)
150 degrees.
d)
170 degrees. 
54.
What is the measure of the following angle?  
a)
56 degrees.
b)
180 degrees.
c)
142 degrees.
d)

123 degrees. 

55.
What is this tool called and what is it used for?
a)
A ruler used to measure lines.
b)
A protractor used to measure lines.
c)
A ruler used to measure angles.
d)
A protractor used to measure angles.
56.
What is the measure of the angle shown in the picture? 
a)
0 degrees
b)
45 degrees 
c)
90 degrees
d)
180 degrees
57.
What is the measure of the angle shown in the picture?
a)
30 degrees
b)
35 degrees
c)
140 degrees
d)
145 degrees
58.
What is the measure of the angle shown in the picture?
a)
20 degrees
b)
27 degrees
c)
30 degrees
d)
153 degrees
59.
What is the measure and type of the angle shown in the picture?
a)
53 degrees; acute
b)
53 degrees; obtuse
c)
127 degrees; acute
d)
127 degrees; obtuse
60.
Which angle type is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
61.
Which type of angle is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
62.
Which angle type is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
63.

What could be the measurement of an obtuse angle?

a)

90

b)

20

c)

130

d)

180

64.

Which could be the measurement of an acute angle?

a)

0

b)

35

c)

180

d)

90

65.

1. Use the diagram. What is the measure and classification of 

∠MLN\angle MLN  ?

a)

60°60\degree  ; Acute

b)

120°120\degree  ; Obtuse

c)

undefined ; Obtuse

d)

undefined ; Acute

66.

3. Use the diagram. What is the classification of 

∠OLQ\angle OLQ  ?

a)

Right

b)

Acute

c)

Obtuse

d)

Straight

67.
1.
a)
170*
b)
60*
c)
10*
d)
110*
68.
2. Which angle has a measure closest to 45*?
a)
A.
b)
B.
c)
C.
d)
D.
69.
3.
a)
A. 40*
b)
B. 50*
c)
C. 130*
d)
D. 80*
70.
4. Which angle measures closest to 95*?
a)
A.
b)
B.
c)
C.
d)
D.
71.
5.Which angle does NOT appear to have a measure of 23*?
a)
F.
b)
G.
c)
H.
d)
J.
72.
6.
a)
A. 70*, because 50* plus 20* equals 70*
b)
B. 150*, because 130* plus 20* equals 150*
c)
C. 30*, because 160* minus 130* equals 30*
d)
D. 110*, because 160* minus 50* equals 110*
73.
7.
a)
A. 180*
b)
B. 109*
c)
C. 91*
d)
D. 89*
74.
8. Which angle has a measure closest to 30*?
a)
F.
b)
G.
c)
H.
d)
J.
75.
9.
a)
A. 75*
b)
B. 105*
c)
C. 80*
d)
D. 180*
76.
10.
a)
F. point J
b)
G. point K
c)
H. point M
d)
J. point N
77.
11.
a)
A. point R
b)
B. point S
c)
C. point V
d)
D. point W
78.
12.
a)
A. point R
b)
B. point S
c)
C. point T
d)
D. point V
79.

An angle that measures greater than 90 degrees is an ​ (a)   . An angle that measure exactly 90 degrees is a ​ (b)   . An angle that measures less than 90 degrees is an ​ (c)   .

Choose from the below words
obtuse angle
right angle
acute angle
80.
1.
a)
170*
b)
60*
c)
10*
d)
110*
81.
2. Which angle has a measure closest to 45*?
a)
A.
b)
B.
c)
C.
d)
D.
82.
3.
a)
A. 40*
b)
B. 50*
c)
C. 130*
d)
D. 80*
83.
1.
a)
170*
b)
60*
c)
10*
d)
110*
84.
2. Which angle has a measure closest to 45*?
a)
A.
b)
B.
c)
C.
d)
D.
85.
3.
a)
A. 40*
b)
B. 50*
c)
C. 130*
d)
D. 80*
86.
4. Which angle measures closest to 95*?
a)
A.
b)
B.
c)
C.
d)
D.
87.
5.Which angle does NOT appear to have a measure of 23*?
a)
F.
b)
G.
c)
H.
d)
J.
88.
6.
a)
A. 70*, because 50* plus 20* equals 70*
b)
B. 150*, because 130* plus 20* equals 150*
c)
C. 30*, because 160* minus 130* equals 30*
d)
D. 110*, because 160* minus 50* equals 110*
89.
7.
a)
A. 180*
b)
B. 109*
c)
C. 91*
d)
D. 89*
90.
8. Which angle has a measure closest to 30*?
a)
F.
b)
G.
c)
H.
d)
J.
91.
9.
a)
A. 75*
b)
B. 105*
c)
C. 80*
d)
D. 180*
92.
10.
a)
F. point J
b)
G. point K
c)
H. point M
d)
J. point N
93.
11.
a)
A. point R
b)
B. point S
c)
C. point V
d)
D. point W
94.
12.
a)
A. point R
b)
B. point S
c)
C. point T
d)
D. point V
95.

An angle that measures greater than 90 degrees is an ​ (a)   . An angle that measure exactly 90 degrees is a ​ (b)   . An angle that measures less than 90 degrees is an ​ (c)   .

Choose from the below words
obtuse angle
right angle
acute angle
96.

Measure ∠c\angle c  .

a)

55°55\degree  

b)

65°65\degree  

c)

125°125\degree  

d)

135°135\degree  

97.

Measure ∠a\angle a  .

a)

40°40\degree  

b)

140°140\degree  

98.

Measure ∠b \angle b\  .

a)

90°90\degree  

b)

180°180\degree  

99.

Measure ∠d\angle d  .

a)

21°21\degree  

b)

26°26\degree  

c)

34°34\degree  

d)

154°154\degree  

e)

166°166\degree  

100.

Measure ∠a\angle a  .

a)

70°70\degree  

b)

110°110\degree  

c)

180°180\degree  

101.

Measure ∠d\angle d  .

a)

50°50\degree  

b)

130°130\degree  

c)

180°180\degree  

102.

Measure ∠c\angle c  .

a)

38°38\degree  

b)

42°42\degree  

c)

158°158\degree  

103.

Measure ∠e\angle e  .

a)

45°45\degree  

b)

135°135\degree  

c)

155°155\degree  

d)

55°55\degree  

104.

What is the measurement of this angle?

a)

104°

b)

94°

c)

86°

105.

What is the measurement of this angle?

a)

165°

b)

15°

c)

135°

106.

What type of angle is this?

a)

Acute

b)

Obtuse

c)

Right

107.

What is the measurement of this angle?

a)

66°

b)

54°

c)

126°

d)

134°

108.

What type of angle is this?

a)

Obtuse

b)

Acute

c)

Right

109.

What is the measure of the following angle?

a)

20 degrees.

b)

34 degrees.

c)

70 degrees.

d)

172 degrees.

110.
a)

A. Angle A measures 60o

b)

B. Angle A measures 120o

c)

C. The measure of Angle A is between 50o and 70o

d)

D. The measure of Angle A is between 60o and 120o

111.
What is this tool called and what is it used for?
a)
A ruler used to measure lines.
b)
A protractor used to measure lines.
c)
A ruler used to measure angles.
d)
A protractor used to measure angles.
112.
What is the measure of the angle shown in the picture?
a)
30 degrees
b)
35 degrees
c)
150 degrees
d)
155 degrees
113.
Which angle type is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
114.
Which type of angle is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
115.
Which angle type is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
116.
A point where two or more lines meet, a corner. HINT: You use this to name an angle!
a)
Parallel lines
b)
a vertex
c)
vertical lines
d)
transversal
117.
Find the missing angle.
a)
60
b)
70
c)
50
d)
140
118.
a)

A. Angle A, Angle B, Angle C

b)

B. Angle A, Angle C, Angle B

c)

C. Angle B, Angle A, Angle C

d)

D. Angle C, Angle B, Angle A

119.
What is the measure and type of the angle shown in the picture?
a)
53 degrees; acute
b)
53 degrees; obtuse
c)
127 degrees; acute
d)
127 degrees; obtuse
120.
What is the measure of the following angle?  
a)
21 degrees.
b)
34 degrees.
c)
70 degrees.
d)
172 degrees. 
121.
What is the measure of 〈FOE?
a)
10 degrees
b)
20 degrees
c)
30 degrees
d)
40 degrees
122.

What does the angle measure?

a)

120

b)

50

c)

60

d)

180

123.

What is the measurement of this angle?

a)

135

b)

65

c)

55

d)

125

124.

What is the measurement of this angle?

a)

115

b)

125

c)

75

d)

65

125.

What is the measurement of this angle?

a)

140

b)

40

c)

30

d)

180

126.

What is the measurement of this angle?

a)

90

b)

180

c)

100

d)

22

127.

What is the measurement of this angle?

a)

Obtuse Angle

75 degrees

b)

Acute Angle

105 degrees

c)

Right Angle

115 degrees

d)

Acute Angle

75

128.

What is the measurement of this angle?

a)

Obtuse Angle

55 degrees

b)

Acute angle

125 degrees

c)

Acute angle

55 degrees

d)

Acute angle

65 degrees

129.

What is the measurement of this angle?

a)

Obtuse angle

40 degrees

b)

Obtuse angle

140 degrees

c)

Right angle

40 degrees

d)

Acute angle

140 degrees

130.

What is the measurement of this angle?

a)

Acute angle

20 degrees

b)

Obtuse Angle

20 degrees

c)

Acute angle

160 degrees

d)

Obtuse angle

160 degrees

131.

What is the measurement of this angle?

a)

Obtuse angle

107 degrees

b)

Acute angle

73 degrees

c)

Obtuse angle

73 degrees

d)

Acute angle

107 degrees

132.
What is this tool called and what is it used for?
a)
A ruler used to measure lines.
b)
A protractor used to measure lines.
c)
A ruler used to measure angles.
d)
A protractor used to measure angles.
133.
What is the measure of the angle shown in the picture? 
a)
0 degrees
b)
45 degrees 
c)
90 degrees
d)
180 degrees
134.
What is the measure of the angle shown in the picture?
a)
30 degrees
b)
35 degrees
c)
140 degrees
d)
145 degrees
135.
What is the measure of the angle shown in the picture?
a)
20 degrees
b)
27 degrees
c)
30 degrees
d)
153 degrees
136.
How many degrees are in a circle?
a)
45 degrees
b)
90 degrees
c)
180 degrees
d)
360 degrees
137.
If the "whole" is 360 degrees, what is the measure of the unknown "part"?
a)
90 degrees
b)
59 degrees
c)
180 degrees
d)
301 degrees
138.
What is the measure of 〈FOE?
a)
10 degrees
b)
20 degrees
c)
30 degrees
d)
40 degrees
139.
What is the measure and type of the angle shown in the picture?
a)
53 degrees; acute
b)
53 degrees; obtuse
c)
127 degrees; acute
d)
127 degrees; obtuse
140.
What is the measure of the angle shown in the picture?
a)
30 degrees
b)
35 degrees
c)
150 degrees
d)
155 degrees
141.
What is the measure of the following angle?  
a)
21 degrees.
b)
34 degrees.
c)
70 degrees.
d)
172 degrees. 
142.
What is the measure of the following angle?  
a)
56 degrees.
b)
180 degrees.
c)
142 degrees.
d)
97 degrees. 
143.
What is the measure of the following angle?
a)
78 degrees.
b)
11 degrees.
c)
190 degrees.
d)
58 degrees. 
144.
What is the measure of the following angle?  
a)
11 degrees.
b)
40 degrees.
c)
67 degrees.
d)
168 degrees. 
145.
What is the measure of the angle?
a)
110 degrees. 
b)
140 degrees.
c)
150 degrees.
d)
170 degrees. 
146.
What is the measure of the following angle?  
a)
56 degrees.
b)
180 degrees.
c)
142 degrees.
d)
97 degrees. 
147.
What is the measure of the following angle?
a)
78 degrees.
b)
11 degrees.
c)
190 degrees.
d)
58 degrees. 
148.
What is the measure of the angle shown in the picture?
a)
30 degrees
b)
35 degrees
c)
140 degrees
d)
145 degrees
149.
What is the measure and type of the angle shown in the picture?
a)
53 degrees; acute
b)
53 degrees; obtuse
c)
127 degrees; acute
d)
127 degrees; obtuse
150.
What is the measure and type of the angle shown in the picture?
a)
53 degrees; acute
b)
53 degrees; obtuse
c)
127 degrees; acute
d)
127 degrees; obtuse
151.
What is the measure and type of the angle shown in the picture?
a)
53 degrees; acute
b)
53 degrees; obtuse
c)
127 degrees; acute
d)
127 degrees; obtuse
152.
What is the distance around a circle?
a)
Circumference
b)
Area
c)
Diameter
d)
Radius
153.
The diameter of a circle is:
a)
The measurement around the circle.
b)
The distance from an edge of a circle to another edge.
c)
The distance from the center of the circle to an edge of a circle
d)
The distance from an edge of a circle to another edge through the center. 
154.
If my radius is 10ft, what is my diameter?
a)

20 ft

b)

5 ft3

c)

20 ft2

d)

62.8 ft

155.
If my diameter is 19 inches, what is my radius?
a)

38 inches3

b)
9.5 inches
c)

59.66 inches2

d)

9.5 inches2

156.

When measuring the CIRCUMFERENCE of the circle, the answer would be measured in:

a)

centimeters

b)

square centimeters

c)

cubic centimeters

157.

When measuring the AREA of the circle, the answer would be measured in:

a)

inches

b)

square inches

c)

cubic inches

158.
The distance halfway across the circle is called the...
a)
radius
b)
diameter
c)
circumference
d)
area
159.

What is the diameter?

a)

5 in

b)

10 in

c)

10 in2

d)

15.84 in

160.
Find the area of the circle
a)
43.96
b)
153.86 
c)
87.82
d)
307.72
161.

Daniel wants to buy cookies for her friend. The

radius of a cookie is 5 inches. What is the distance around the cookie?

a)

10 in

b)

2.5 in

c)

15.7 in

d)

31.4 in

162.
Randy’s circular garden has a radius of 1.5 feet. He wants to enclose the garden edging that costs $0.75 per foot. About how much will the edging cost? 
a)
$8.00
b)
$7.00
c)
$3.50
d)
$0.50
163.
The homeowners association wants to enclose the playground in a fence. How much fencing will they need to purchase? Is this question finding the area or the circumference?
a)
area
b)
circumference
c)
neither
164.
Ms. Renaud has a bowl that she wants to fill to the top with milk. The radius of the bowl is 3 in. How much milk can she fill the bowl with?
a)
28.26 in2
b)
113.04 in2
c)
14.13 in2
d)
18.84 in2
165.
What is the area of the yellow?
a)
78.5 mi2
b)
19.625 mi2
c)
39.25 mi2
d)
31.4 mi2
166.
What is the radius of this circle?
a)
18
b)
36
c)
9
d)
8
167.
A ball has a circumference of 9.42 cm. What is the diameter?
a)
29.5788 cm
b)
59.1576 cm
c)
3 cm
d)
1.5 cm
168.
An experienced ice skater spins on the ice, creating a perfect circle with a diameter of 4 feet. What is the circle's radius?
a)
8 ft
b)
2 ft
c)
16 ft
d)
4 ft
169.
Mrs. Apple just bought a new dinning room table. She needs to make a table cloth for decoration. What amount of fabric should she buy if the table has a diameter of 5 feet? Choose the equation that would best help solve this problem.
a)
C = π5
b)
C = (2)(π)(2.5)
c)
A = π52
d)
A = π2.52
170.
Your Geometry teacher rents a fast car for the weekend. Her friend, a Physics teacher, uses a stopwatch to time how long it takes your teacher to make one complete revolution about the track. Is this question circumference or area?
a)
Circumference
b)
Area
171.
 A glass stained window is shaped like a semicircle. The bottom edge of the window is 36 inches long. How much colored glass would you need to cover the stained window? Round to the nearest hundredth.
a)
1017.36 in2
b)
508.68 in2
c)
56.52 in
d)
113.04 in
172.
diameter?
a)
5 in
b)
10 in
c)
3.14 in
d)
2.5
173.
diameter?
a)
5 in
b)
10 in
c)
3.14 in
d)
2.5
174.
Steven purchases a bowl. The diameter of the
bowl is 14 cm. What is the distance around the bowl?
a)
21.98 cm
b)
43.98 cm
c)
87.96 cm
d)
7 cm
175.
Is the red line a radius or diameter of the circle?
a)
Radius
b)
Diameter
176.

What is the diameter?

a)

8 cm

b)

16 cm

c)

10 cm

d)

4 cm

177.

What is the radius?

a)

18 ft

b)

72 ft

c)

38 ft

d)

14 ft

178.
Is the red line a radius or diameter of the circle?
a)
Radius
b)
Diameter
179.

What is the diameter of a circle with a radius of 8 in?

a)

16 in

b)

4 in

c)

24 in

d)

2 in

180.
What is the distance around a circle?
a)
Circumference
b)
Area
c)
Diameter
d)
Radius
181.

A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference?

a)

c = 15π

b)

c = 2π15

c)

c = π(15²)

d)

c = π(7.5²)

182.
The diameter of Carol's old records from the 80s is 12 inches. Which equation would help you determine the area?
a)
A = 12π
b)
A = 2π12
c)
A = π(12²)
d)
A = π(6²)
183.

Find the area of the circle below.

a)

113.04 cm²

b)

18.84 cm²

c)

9 cm²

d)

28.26 cm²

184.
Find the area of the circle.
a)
21.98 units²
b)
153.86 units²
c)
43.96 units²
d)
615.44 units²
185.
a line from the center point to the edge of the circle
a)
diameter
b)
radio
c)
radius
d)
pi
186.

What is the area of a circle with a diameter of 10 cm ?

a)

31.4 cm²

b)

78.5 cm²

c)

15.7 cm²

d)

314 cm²

187.

What is the circumference of a circle with a diameter of 10 cm?

a)

31.4 cm

b)

78.5 cm

c)

62.8 cm

d)

314 cm

188.

What is the diameter of this circle?

a)

3.5 m

b)

6.5 m

c)

6 m

d)

7 m

189.

Find the circumference of the circle

a)

21.98 units2

b)

153.86 units2

c)

43.96 units2

d)

615.44 units2

190.
What is the formula for area of a circle given the radius?
a)
A = πr
b)
A = 2πr
c)
A = πd
d)
A = πr²
191.
What is the formula for circumference of a circle given the diameter?
a)
C = π(1/2 d)²
b)
C = 2πr
c)
C = πd
d)
C = πr²
192.

What is the area of a circle with a diameter of 7in? (Round your answer to the nearest hundredth place).

a)

21.98 in2

b)

38.47 in2

c)

153.86 in2

d)

43.96 in2

193.

What is the circumference of a circle with a radius of 6.5m? (Round your answer to the nearest hundredth place).

a)

33.17 m2

b)

20.41 m2

c)

132.67

d)

40.82 m2

194.

What is the area of a circle given that the diameter is 15 inches? (Round your answer to the nearest hundredth place).

a)

23.55 in2

b)

176.63 in2

c)

47.1 in1

d)

706.5 in2

195.

A bike tire has a radius of 8 inches, if the tire makes 5 complete rotations, how far did it travel?

a)

50.24 inches

b)

35 inches

c)

251.2 inches

d)

251.2 in2

196.

If a circular track has a diameter of 24 feet, how far would someone travel after running three laps?

a)

72 ft.

b)

226.08 ft.2

c)

75.36 ft.2

d)

226.08 ft.

197.
What is the area of this circle?
a)
163.2
b)
15.3
c)
124.2
d)
113.1
198.
Find the circumference of a circle with a radius of 12.5 mm .
a)
37.68mm
b)
18.84mm
c)
78.5mm
d)
none of the above
199.
The homeowners association wants to enclose a circular playground in a fence. The need to find the amount of fencing they need to purchase.  Will they need the area or circumference of the playground?
a)
area
b)
circumference
c)
neither
200.
What is the area of a circle with a diameter of 12cm?
a)
452.39cm2
b)
139.12cm2
c)
113.1cm2
d)
84.23cm2
201.

The radius of a circle is 6.5 inches.

Find the circumference of the circle.

a)

132.7 in

b)

40.8 in

c)

20.4 in

d)

572.3 in

202.

A cruise ship has a large, circular window. It has a diameter of 6 meters. How many square meters of glass is the window made of?

a)

31.25 m2

b)

29.55 m2

c)

30.36 m2

d)

28.27 m2

203.
What is the diameter?
a)
8cm
b)
16cm
c)
10cm
d)
4cm
204.
Steven purchases a bowl. The diameter of the bowl is 14 cm.
What is the distance around the bowl?
a)
21.98 cm
b)
43.98 cm
c)
87.96 cm
d)
7 cm
205.
What is the radius of this circle?
a)
18in
b)
36in
c)
9in
d)
8in
206.
The diameter of a circle is 3 centimeters. What is the circumference?
a)
11.5cm2
b)
9.42 cm2
c)
unicorns are awsome
d)
45.3 cm2
207.
If my diameter is 19 inches, what is my radius?
a)
38 inches
b)
9.5 inches
c)
59.66 inches
d)
119.32 inches
208.
If my radius is 10ft, what is my diameter?
a)
20ft
b)
5ft
c)
31.4ft
d)
62.8ft
209.
what is the circumference of this circle ?
a)
3.14 cm 
b)
37.68 cm
c)
24 cm
d)
68.4 cm
210.
Find the circumference of a circle with a radius of 12.5 mm .
a)
37.68mm
b)
18.84mm
c)
78.5mm
d)
none of the above
211.
The radius of a circle is
a)
The measurement from the center of a circle to an edge of the circle.
b)
The measurement around the circle
c)
The measurement from and edge of the circle to another edge through the center
d)
A line perpendicular to the diameter of the circle
212.
What is the formula for finding the circumstance for a circle with just the radius?
a)
 2*π*r
b)
1/2 b*h
c)
a+b/2*h
d)
I do not know
213.
What is the formula for finding the circumstance of a circle with just the diameter?
a)
 π*d
b)
b*h
c)
l*w*h
d)
I do not know
214.
A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?
a)
31.25 m2
b)
29.55 m2
c)
30.36 m2
d)
28.26 m2
215.
What is the area of this circle?
a)
163.2
b)
15.3
c)
124.2
d)
113.1
216.
What is the area of this circle?
a)
1385.44
b)
2142.12
c)
5541.77
d)
1289.12
217.
Does this picture show the diameter or radius of a circle?
a)
Diameter
b)
Radius
218.
Does this picture show the diameter or radius of a circle?
a)
Diameter
b)
Radius
219.
Is the red line a radius or diameter of the circle?
a)
Radius
b)
Diameter
220.
If you are given the diameter, how can you calculate the radius?
a)
Multiply the diameter by 2
b)
Divide the diameter by 2
c)
Add 2 to the diameter
d)
Subtract 2 from the diameter
221.
Is the red line a radius or diameter of the circle?
a)
Radius
b)
Diameter
222.
What is the radius of this circle?
a)
18in
b)
36in
c)
9in
d)
8in
223.
A ball has a circumference of 9.42 cm. What is the diameter?
a)
29.5788 cm
b)
59.1576 cm
c)
3 cm
d)
1.5 cm
224.
Steven purchases a bowl. The diameter of the bowl is 14 cm.
What is the distance around the bowl?
a)
21.98 cm
b)
43.98 cm
c)
87.96 cm
d)
7 cm
225.
What is the diameter?
a)
8cm
b)
16cm
c)
10cm
d)
4cm
226.

A cruise ship has a large, circular window. It has a diameter of 6 meters. How many square meters of glass is the window made of?

a)

31.25 m2

b)

29.55 m2

c)

30.36 m2

d)

28.27 m2

227.
Find the radius of a circle if the area is 201.1 mi2
a)
10 mi
b)
8mi
c)
20 mi
d)
5mi
228.
If you are going to paint the entire center circle of a basketball court, do you need to know the area or circumference of the circle?
a)
Area
b)
Circumference
c)
Neither
229.

The radius of a circle is 6.5 inches.

Find the circumference of the circle.

a)

132.7 in

b)

40.8 in

c)

20.4 in

d)

572.3 in

230.

What is the area of this circle?

a)

50.27 cm2

b)

78.23 cm2

c)

98.12 cm2

d)

201.06 cm2

231.
What is the area of a circle with a diameter of 12cm?
a)
452.39cm2
b)
139.12cm2
c)
113.1cm2
d)
84.23cm2
232.

A DVD has a diameter of 15 millimeters. Which equation would help you determine the distance around the DVD?

a)

C = 15π

b)

A = π7.52

c)

A = 15 ÷ π

d)

C = 7.5π

233.
What is the distance around a circle?
a)
Circumference
b)
Area
c)
Diameter
d)
Radius
234.
The circumference of a circle is
a)
The measurement from an edge of a circle to another edge.
b)
The measurement around the circle
c)
The measurement from an edge of a circle to another edge going through the center
d)
The measurement from the center of the circle to an edge of the circle
235.
The diameter of a circle is 3 centimeters. What is the circumference?
a)
11.5cm2
b)
9.42 cm2
c)
unicorns are awsome
d)
45.3 cm2
236.
A circle has only one radius.
a)
True
b)
False
237.
Find the area of the circle
a)
43.96
b)
153.86
c)
87.82
d)
307.72
238.
find the area of the circle below.
a)
100 cm
b)
225 cm
c)
9 cm
d)
28.26 cm
239.
a line that goes from one edge of the circle to another and crosses the center point
a)
center
b)
diameter
c)
dime eater
d)
radius
240.
a line from the center point to the edge of the circle
a)
diameter
b)
radio
c)
radius
d)
pi
241.
What is the formula for area of a circle given the radius?
a)
A = πr
b)
A = 2πr
c)
A = πd
d)
A = πr²
242.

Find the area of the given circle. Use 3.14 for pi. Round to the nearest tenth.

a)

7.1 cm

b)

9.4 cm2

c)

7.1 cm2

d)

9.4 cm

243.

Find the circumference of the given circle. Use 3.14 for pi. Round to the nearest tenth.

a)

12.56 m

b)

12.6 m

c)

12.6 m2

d)

12.56 m2

244.

What is the radius of the following circle?

a)

7 ft

b)

22 ft

c)

38.5 ft

d)

3.5 ft

245.

What is the area of the given circle? Use 3.14 for pi. Round to the nearest tenth.

a)

113 km2

b)

37.7 km2

c)

37.68 km2

d)

25.12 km2

246.

What is the circumference of the given circle? Use 3.14 for pi. Round to the nearest tenth.

a)

50.2 mi2

b)

25.1 mi

c)

50.2 mi

d)

25.1 mi2

247.

What is the area of the given circle? Use 3.14 for pi. Round to the nearest tenth.

a)

94.2 in

b)

706.5 in

c)

706.5 in2

d)

94.2 in2

248.

What is the circumference of the given circle? Use 3.14 for pi. Round to the nearest tenth.

a)

98 m

b)

764.2 m

c)

98 m2

d)

764.2 m2

249.

What is the area of the given circle? Use 3.14 for pi. Round to the nearest tenth.

a)

53.4 yd

b)

226.9 yd2

c)

226.9 yd

d)

53.4 yd2

250.

What is the circle's diameter?

a)

8.4 m

b)

52.8 m

c)

16.8 m

d)

221.6 m

251.

CHALLENGE: Find the radius when given the circle's circumference. Round to the nearest tenth.

a)

46 ft

b)

28.7 ft

c)

141.3 ft

d)

14.6 ft

252.

What is the formula for the area of a circle?

a)

2πr

b)

πr2

253.

What is the formula for the circumference of a circle?

a)

2πr

b)

πr2

254.

What is the radius of a circle?

a)

The full distance across a circle

b)

Half of the distance across a circle

255.

What is the diameter of a circle?

a)

The full distance across a circle

b)

Half of the distance across a circle

256.

The diameter of a truck wheel is 56.5 inches. What is the circumference of the wheel? Use 3.14 for π\pi

a)

177.41 inches

b)

167.41 inches

c)

157.41 inches

d)

187.41 inches

257.

A minute hand (radius) of a clock is 13.8 meters long. What is the circumference of the clock?

a)

86.66 meters

b)

76.66 meters

c)

43.33 meters

d)

597.98 meters

258.

Find the diameter of a circle with a circumference of 27 centimeters. Use 3.14 for π\pi  .
The diameter is (a)   centimeters

259.

What is the radius of a circle with a circumference of 26.69 centimeters? Use 3.14 for π\pi  
The radius is (a)   centimeters

260.

Find the perimeter of the figure. Use 3.14 for  π\pi  . Round to the nearest hundredth.

a)

37.26 ft

b)

51.39 ft

c)

65.52 ft

d)

93.78 ft

261.

Pierce draws a circle with a radius of 3 cm. Gianna draws a circle with a radius that is twice as long as the radius of Pierce's circle. Select all of the statements that are true.

a)

The radius of Gianna's circle is 9

b)

The circumference of Gianna's circle is 37.68 cm

c)

Gianna's circumference is four times as big as Pierce's circumference

d)

Gianna's circumference is twice as big as Pierce's circumference

e)

Pierce and Gianna can both use C=2π(3)C=2\pi\left(3\right) to find the circumferences of their circles.

262.

Marisa purchases a pot for her father's garden. The diameter of the bottom of the pot is 18 cm. What is the area of the pot's bottom? Use  227\frac{22}{7}  for  π\pi  (Round to the nearest whole number.)
The area is (a)    cm²

263.

Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area? Use 3.14 for  π\pi  

a)

63.585 ft2

b)

68.345 ft2

c)

64.585 ft2

d)

61.345 ft2

264.

Jaylen created this stained-glass window. The upper two corners are quarter circles, each with a radius of 4 inches. Find the area of the window. Use 3.14 for π\pi  

a)

264  in2in^2  

b)

305.12  in2in^2  

c)

428.48  in2in^2  

d)

50.24  in2in^2  

265.

A circular flower bed is 20 meters in diameter and has a circular sidewalk around it that is 3 meters wide. Find the area of the sidewalk in square meters. Use 3.14 for  π\pi . Round to the nearest whole number.

a)

217  m2m^2  

b)

314  m2m^2  

c)

531  m2m^2  

d)

169  m2m^2