Name :
Score :
Radius
Circle - Area
Example :
Difficult: S1
Area of a circle = πr2
Radius (r) = 2.25 ft
2.25 ft
Area = πr2
= 3.14 x 2.25 x 2.25
Area = 15.90 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
1)
2)
3)
13
3.
Area =
Area =
4)
Area =
5)
5
6)
cm
10
.2
12.7 ft
1
8.
Area =
in
Area =
Area =
7)
8)
9)
6
.
11
15.3 cm
4
5.2
in
Area =
13.9 ft
cm
4.35 m
ft
Area =
Printable Math Worksheets @ www.mathworksheets4kids.com
Area =
Name :
Score :
Diameter
Circle - Area
Example :
Difficult: S2
Area of a circle = πr2
Diameter = 5.5 ft
Radius (r) = 2.75 ft
5.5 ft
Area = πr2
= 3.14 x 2.75 x 2.75
Area = 23.75 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
2)
3)
8.5
13
in
10.5 ft
1)
Area =
5)
6)
m
4)
Area =
19
35 ft
Area =
Area =
Area =
8)
9)
n
7)
15 ft
17.5 i
Area =
15.5 cm
Area =
cm
Area =
Printable Math Worksheets @ www.mathworksheets4kids.com
11 m
Area =
Name :
Score :
Diameter
Circle - Area
Example :
Difficult: S3
Area of a circle = πr2
Diameter = 15.5 ft
Radius (r) = 7.75 ft
15.5 ft
Area = πr2
= 3.14 x 7.75 x 7.75
Area = 188.60 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
2)
m
ft
Area =
5)
6)
.
20
Area =
6
m
ft
14.5 in
4)
Area =
32
.8
Area =
Area =
Area =
7)
8)
9)
30
25 cm
Area =
10.5 cm
.2
36
.5
18
3)
.4
26.2 ft
1)
in
Area =
Printable Math Worksheets @ www.mathworksheets4kids.com
Area =
Name :
Score :
Circle - Area
Radius/Diameter
Difficult: S3
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
1)
2)
4.
25
3)
19.
cm
48
3.82 m
ft
Area =
Area =
5)
6)
20.6 cm
4)
Area =
4.67 in
13.9 ft
Area =
Area =
Area =
7) If the radius is 5.83 in, what will be the area of the circle?
a) 26.68 in2
b) 106.73 in2
c) 36.61 ft2
d) 18.31 in2
8) What is the area of the circle with a diameter of 16.56 m?
a) 104 m2
b) 861.09 m2
c) 215.27 m2
d) 52 m2
9) A circular park has a radius of 28.3 yd. Find the area of the circular park.
Area =
Printable Math Worksheets @ www.mathworksheets4kids.com
Name :
Score :
Radius
Circle - Area
Example :
Difficult: S3
Area of a circle = πr2
Radius (r) = 2.75 ft
2.75 ft
Area = πr2
= 3.14 x 2.75 x 2.75
Area = 23.75 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
2)
3)
8.32 m
1)
1.96 ft
m
5
Area =
Area =
m
Area =
5)
6)
.1
20
12
17.3 m
.7
cm
4)
.75
cm
Area =
7)
Area =
Area =
8)
9)
1.49 ft
7.25 ft
16
.1
Area =
in
Area =
Printable Math Worksheets @ www.mathworksheets4kids.com
Area =
Name :
Score :
Answer Key
Radius
Circle - Area
Example :
Difficult: S1
Area of a circle = πr2
Radius (r) = 2.25 ft
2.25 ft
Area = πr2
= 3.14 x 2.25 x 2.25
Area = 15.90 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
1)
2)
3)
13
3.
Area =
59.42 m2
4)
30.76 cm2
Area =
5)
5
Area = 208.57 cm2
10
.2
506.45 ft2
Area =
8)
Area =
in
326.69 in2
9)
6
.
11
in
Area =
ft
408.07 ft2
Printable Math Worksheets @ www.mathworksheets4kids.com
15.3 cm
4
5.2
86.88 in2
606.68 ft2
6)
cm
7)
Area =
12.7 ft
1
8.
Area =
13.9 ft
cm
4.35 m
Area = 735.04 cm2
Name :
Score :
Answer Key
Diameter
Circle - Area
Example :
Difficult: S2
Area of a circle = πr2
Diameter = 5.5 ft
Radius (r) = 2.75 ft
5.5 ft
Area = πr2
= 3.14 x 2.75 x 2.75
Area = 23.75 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
2)
3)
13
86.55 ft2
132.67 in2
5)
35 ft
19
Area =
283.39 m2
Area =
961.63 ft2
8)
240.41 in2
Area = 188.60 cm2
15 ft
17.5 i
Area =
56.72 cm2
9)
n
7)
Area =
6)
m
4)
Area =
cm
15.5 cm
Area =
8.5
in
10.5 ft
1)
Area =
176.63 ft2
Printable Math Worksheets @ www.mathworksheets4kids.com
11 m
Area =
94.99 m2
Name :
Score :
Answer Key
Diameter
Circle - Area
Example :
Difficult: S3
Area of a circle = πr2
Diameter = 15.5 ft
Radius (r) = 7.75 ft
15.5 ft
Area = πr2
= 3.14 x 7.75 x 7.75
Area = 188.60 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
2)
Area = 1028.70 ft2
Area =
7)
Area =
6
m
333.12 m2
8)
Area =
844.53 ft2
9)
30
25 cm
Area = 490.63 cm2
ft
.
20
165.05 in2
86.55 cm2
6)
14.5 in
5)
Area =
32
.8
268.67 m2
4)
10.5 cm
ft
Area =
m
.2
36
.5
18
3)
.4
Area =
26.2 ft
1)
in
725.47 in2
Printable Math Worksheets @ www.mathworksheets4kids.com
Area =
538.86 ft2
Name :
Score :
Answer Key
Circle - Area
Radius/Diameter
Difficult: S3
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
1)
2)
4.
25
3)
19.
cm
48
3.82 m
ft
Area =
56.72 cm2
297.88 ft2
5)
Area =
45.82 m2
6)
20.6 cm
4)
Area =
4.67 in
13.9 ft
Area =
151.67 ft2
Area =
68.48 in2
Area = 333.12 cm2
7) If the radius is 5.83 in, what will be the area of the circle?
a) 26.68 in2
b) 106.73 in2
c) 36.61 ft2
d) 18.31 in2
8) What is the area of the circle with a diameter of 16.56 m?
a) 104 m2
b) 861.09 m2
c) 215.27 m2
d) 52 m2
9) A circular park has a radius of 28.3 yd. Find the area of the circular park.
Area =
2514.80 yd2
Printable Math Worksheets @ www.mathworksheets4kids.com
Name :
Score :
Answer Key
Radius
Circle - Area
Example :
Difficult: S3
Area of a circle = πr2
Radius (r) = 2.75 ft
2.75 ft
Area = πr2
= 3.14 x 2.75 x 2.75
Area = 23.75 ft2
Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )
2)
3)
8.32 m
1)
1.96 ft
m
5
Area =
12.06 ft2
217.36 m2
5)
m
Area = 103.82 mm2
6)
.1
20
12
17.3 m
.7
cm
4)
Area =
.75
cm
Area = 1268.59 cm2
7)
Area = 506.45 cm2
8)
7.25 ft
16
.1
6.97 ft2
939.77 m2
9)
1.49 ft
Area =
Area =
Area =
in
813.92 in2
Printable Math Worksheets @ www.mathworksheets4kids.com
Area =
165.05 ft2