WorksheetsCircles: Circumference and Area
Total questions: 40
Worksheet time: 4hrs 44mins
Name
Class
Date
1.
What is the diameter of this circle?
a)
3.5
b)
6.5
c)
6
d)
7
2.
What is the radius of this circle?
a)
18
b)
36
c)
9
d)
6
3.
What is the radius?
a)
18
b)
72
c)
38
d)
14
4.
Determine the radius of the penny
a)
59.66 mm
b)
9.5 mm
c)
38 mm
d)
119.32 mm
5.
What is the diameter?
a)
8
b)
16
c)
10
d)
4
6.
Find the circumference of the circle
a)
21.98
b)
153.86
c)
43.96
d)
615.44
7.
Find the circumference of a circle with a diameter of 11 millimeters.
a)
34.6 mm
b)
30 mm
c)
25.3 mm
d)
34.54 mm
8.
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
9.
Find the circumference of a circle with a radius of 13.5 mm.
a)
37.68mm
b)
18.84mm
c)
84.78 mm
d)
none of the above
10.
What is the area of this circle?
a)
82.13
b)
78.5
c)
314.16
d)
170.12
11.
What is the area of this circle?
a)
6082.12
b)
1519.76
c)
1893.14
d)
1292.92
12.
A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's approximate circumference?
a)
3 m
b)
9.42 m
c)
12 m
d)
18.84 m
13.
What is the area of a circle with the diameter of 10 cm ?
a)
66 cm2
b)
78.5 cm2
c)
66.5 cm2
d)
314 cm2
14.
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
15.
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
16.
what is the circumference of this circle ?
a)
3.14 cm
b)
37.68 cm
c)
24 cm
d)
68.4 cm
17.
What is the area of this circle?
a)
163.2
b)
15.3
c)
124.2
d)
113.1
18.
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
19.
If r = 4, d = ?
a)
4
b)
2
c)
8
d)
8π
20.
If d = 3, r = ?
a)
6
b)
3
c)
1.5
d)
1
21.
What is the formula for finding the area of a circle?
a)
b)
22.
Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?
a)
49.2 cm2
b)
45.6 cm2
c)
50.24 cm2
d)
55.9 cm2
23.
Alex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference (use 3.14 for pi)?
a)
11.32 ft
b)
12.25 ft
c)
10.99 ft
d)
8.75 ft
24.
Daniel wants to buy cookies for her friend. The
radius of a cookie is 5 inches. What is the cookie’s
circumference?
radius of a cookie is 5 inches. What is the cookie’s
circumference?
a)
10 in
b)
2.5 in
c)
15.7 in
d)
31.4 in
25.
MUST DO: What is the approximate area of the circle above?
a)
44 inches squared
b)
154 inches squared
c)
616 inches squared
26.
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)
66.66 meters
d)
96.66 meters
27.
What is the circumference of a circle with a diameter of 40 in?
a)
125.6 in
b)
35.17 in
c)
28.67 in
d)
47.17 in
28.
A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?
How many feet around is the pool?
a)
10.5 ft
b)
42 ft
c)
65.94 ft
d)
131.95 ft
29.
Find the area of the circle
a)
43.96
b)
153.86
c)
87.82
d)
307.72
30.
What is the circumference of a circle with a diameter of 56 m?
a)
175.8 m
b)
176.8 m
c)
165.8 m
d)
186.8 m
31.
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.
32.
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
33.
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
34.
What is the area of this circle?
a)
15393.8
b)
1248.12
c)
5930.12
d)
3848.45
35.
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
36.
A clock face has a diameter of 10 inches. What is the approximate area of the clock face in square inches?
a)
314 in2
b)
31.4 in2
c)
7.85 in2
d)
78.5 in2
37.
Jayne has a very large circular lollipop that has a circumference of 25.12 inches. What would the area of Jayne’s lollipop be?
a)
50.24 in.2
b)
200.96 in2
c)
12.56 in. 2
d)
78.88 in.2
38.
What is the area of this circle?
a)
82.13
b)
78.54
c)
314.16
d)
170.12
39.
What is the area of this circle?
a)
8322.13
b)
1134.11
c)
4536.46
d)
1267.09
40.
From the center of a wind turbine to the tip of one of its blades measures 16 meters. What is the total area covered by the blade?
a)
803.84
b)
100.48
c)
3215.36
d)
50.24
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