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WorksheetsQuiz Review Lessons 9.1 & 9.2 Circumference and Area (Math 7)
Total questions: 21
Worksheet time: 2hrs 45mins
Name
Class
Date
1.
The distance halfway across the circle is called the...
a)
radius
b)
diameter
c)
circumference
d)
area
2.
Is the red line a radius or diameter of the circle?
a)
Radius
b)
Diameter
3.
Is the red line a radius or diameter of the circle?
a)
Radius
b)
Diameter
4.
What is the diameter of a circle?
a)
the distance around a circle
b)
the area of a circle
c)
halfway through a circle
d)
a line through the center of a circle
5.
What is the radius of this circle?
a)
18
b)
36
c)
9
d)
6
6.
What is the radius of this circle?
a)
12cm
b)
6cm
c)
24cm
d)
3cm
7.
What is the diameter of this circle?
a)
3.5
b)
6.5
c)
6
d)
7
8.
What is the diameter?
a)
5 in
b)
10 in
c)
3.14 in
d)
15.84 in
9.
What number represents π?
a)
31.4
b)
4.13
c)
3.14
d)
34.1
10.
What does C represent in the formula:
C = π·d
a)
Pi
b)
Circumference
c)
Diameter
d)
Area
11.
What is circumference?
a)
The distance around a circle.
b)
The space inside the circle.
c)
A line from side to side passing through the center.
d)
A line from the center to the side.
12.
Find the circumference of the circle
a)
21.98
b)
153.86
c)
43.96
d)
615.44
13.
The radius is 8 inches. What is the circumference?
a)
50.24 inches
b)
25.12 inches
c)
12.56 inches
d)
200.96 inches
14.
What is the circumference of a circle with a radius of 21 cm?
a)
131.9 cm
b)
121.9 cm
c)
111.9 cm
d)
141.9 cm
15.
What is the area of a circle?
a)
The distance around a circle.
b)
The space inside the circle.
c)
A line from side to side passing through the center.
d)
A line from the center to the side.
16.
what is the area of a circle with the diameter of 16 cm ?
a)
66 cm
b)
200.96 cm
c)
66.5 cm
d)
10 m
17.
Find the area of the circle
a)
56.52
b)
254.34
c)
1017.36
d)
113.04
18.
what is the area of a circle with the diameter of 10cm ?
a)
66cm
b)
78.5cm
c)
66.5cm
d)
10m
19.
What is the area of this circle?
a)
6082.12
b)
1520.53
c)
1893.14
d)
1292.92
20.
Find the area of the circle
a)
43.96
b)
153.86
c)
87.82
d)
307.72
21.
Match the formulas to the measurements indicated.
a)
To find the area of a circle use:
1.
A= πr2
b)
To find the circumference of a circle use:
2.
C= πd
c)
To find the diameter of a circle use:
3.
2r
d)
To find the radius of the circle use:
4.
d/2
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