Free Printable Circumference practice

1.

12 inches in this circle represents its

a)

radius

b)

diameter

2.

What is the length of the diameter of the circle?

(a)

3.

What is the length of the radius of the circle?

(a)

4.

Find the circumference of the circle

a)

50.24 yd

b)

25.12 yd

c)

11.14 yd

5.

Find the circumference of the circle

a)

18.84 cm

b)

75.36 cm

c)

37.68 cm

6.

Find the circumference of the circle whose radius is 4 in

a)

12.56 in

b)

25.12 in

c)

50.24 in

7.

The Jones family wants to enclose their circular garden with a fence. To the nearest foot, what is the minimum length of fencing they need to buy?

a)

56.25 ft

b)

246.2 ft

c)

365.56 ft

d)

392.5 ft

8.

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

a)

28 cm

b)

43.98 cm

c)

87.96 cm

d)

7 cm

9.

Determine the radius of the penny

a)

59.66 mm

b)

9.5 mm

c)

38 mm

d)

119.32 mm

10.

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

a)

10.5 ft

b)

42 ft

c)

65.94 ft

d)

131.95 ft

11.

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

12.

The circumference of the moon is the approximate distance around a circle with a radius 1,736 kilometers. Find the circumference of the moon. Use 3.14 for pi and round to the nearest tenth!

(a)

13.

A cookie cake has a circumference of 25.12 inches. What is the radius (the length of the size of cookie cake, cut like a pizza) would you get?

a)

$8\ inches\$

b)

$4\ inches\$

c)

$6\ inches\$

d)

$12\ inches\$

14.

A pizza has a circumference of 31.40 inches.

What is the radius (the length of the size of pizza you would get)?

a)

$10\ inches\$

b)

$7.85\ inches\$

c)

$5\ inches\$

d)

$15.7\ inches$

15.

A trampoline has a net around the outside that is 28.26 ft.

What is the diameter of the trampoline?

a)

$9\ ft\$

b)

$18\ ft\$

c)

$4.5\ ft\$

d)

$14.13\ ft\$

16.

The trim around a circular pool is 43.96 ft,

what is the diameter of the pool?

a)

7 feet

b)

14 feet

c)

12 feet

d)

10 feet

17.

A circular tablecloth is 5 feet in diameter. What is the approximate distance around the border? Use 3.14 for $\pi$ .

(a)

18.

The radius of a circle is 7 inches. What is the circumference of the circle? Use 3.14 for $\pi$ .

(a)

19.

If the circumference of a circle is 34.54 cm, what is the radius of the circle? Use 3.14 for $\pi$ .

(a)

20.

If the circumference of a circle is 43.96 ft., what is its radius? Use 3.14 for $\pi$ .

a)

14 ft

b)

7 ft

c)

3.5 ft

d)

28 ft

21.

If the circumference of a circle 78.5 m what is the diameter of the circle? Use 3.14 for $\pi$ .

a)

12.5 m

b)

25 m

c)

50 m

d)

none of these

Circumference practice

Total questions: 21

Worksheet time: 2hrs 45mins

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