Free Printable Geometry - Area & Circumference of Circles PRACTICE

Worksheets

Geometry - Area & Circumference of Circles PRACTICE

Total questions: 20

Worksheet time: 2hrs 9mins

Name

Class

Date

Find the area of the circle with radius of 10 feet.

100 $\pi$

25 $\pi$

400 $\pi$

20 $\pi$

Find the circumference of the circle with a diameter of 8 feet.

6 $\pi$

8 $\pi$

16 $\pi$

64 $\pi$

what is the circumference of this semicircle ?

d = 8 cm

25.12 cm²

12.56 cm

12.56 cm²

25.12 cm

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

66cm

78.5cm

66.5cm

10m

What is the area of a circle when the radius is 6 ft?

113.04

452.16

37.68

123.15

what is the area of this semicircle ?
d = 8 cm

100.48 cm²

80 cm²

200.96 cm²

25.12 cm²

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?

$8.00

$7.00

$3.50

$0.50

A circle pool has a radius of 7.5 ft. Monica wants to know how many ft of a pool cover she needs to buy?

23.55 ft²

176.63 ft²

47.1 ft²

706.5 ft²

If the area of a circle is $42.25\pi$ square inches, what is the circumference of the circle?

6.5 $\pi$

13 $\pi$

6.5

10.

If the circumference of a circle is 119.32 cm, what is the area of the circle?

38.9 cm²

59.66 cm²

4,534.16 cm²

1,133.54 cm²

11.

Steven purchases a bowl. The diameter of the bowl is 14 cm.
What is the distance around the bowl?

21.98 cm

43.98 cm

87.96 cm

7 cm

12.

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?

31.25 m²

29.55 m²

30.36 m²

28.27 m²

13.

Find the radius of a circle if the area is 201.1 mi²

10 mi

8mi

20 mi

5mi

14.

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?

Area

Circumference

Neither

15.

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?

area

circumference

neither

16.

Danielle wants to make a cookies for 3 friends. The radius of a cookie is 5 inches. If she wants to ice ALL 3 of the cookies, how many square inches of cookies must she cover with icing?

47.1 in²

235.5 in²

78.5 in²

15.7 in²

17.

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

C = 15π

A = π7.5²

A = 15 ÷ π

C = 7.5π

18.

314 sq meters

100pi sq meters

25pi sq meters

10pi sq meters

19.

Yes

Ellen is Susan's best friend so it doesn't matter.

Who is Ellen?

20.

16 sq meters

50.24 sq meters

What?

12.56 sq meters

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Geometry - Area & Circumference of Circles PRACTICE

Total questions: 20

Worksheet time: 2hrs 9mins

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