Free Printable Circles

1.

What is BD?

a)

Chord

b)

Radius

c)

Secant

d)

Tangent

2.

What is AF?

a)

Chord

b)

Radius

c)

Secant

d)

Tangent

3.

What is A?

a)

Point of Tangency

b)

Radius

c)

Circle

d)

Tangent

4.

What is H?

a)

Point of Tangency

b)

Radius

c)

Circle

d)

Tangent

5.

What is HA?

a)

Point of Tangency

b)

Radius

c)

Circle

d)

Tangent

6.

What is BJ?

a)

Secant

b)

Radius

c)

Chord

d)

Tangent

7.

What is DG?

a)

Secant

b)

Radius

c)

Chord

d)

Tangent

8.

What is arc HF?

a)

major arc

b)

Radius

c)

semicircle

d)

minor arc

9.

What is arc DF?

a)

major arc

b)

Radius

c)

semicircle

d)

minor arc

10.

What is arc HCG?

a)

major arc

b)

Radius

c)

semicircle

d)

minor arc

11.

Is the red line a radius or diameter of the circle?

a)

Radius

b)

Diameter

12.

Is the red line a radius or diameter of the circle?

a)

Radius

b)

Diameter

13.

What is the line that goes from the center of a circle to any point on the circle?

a)

Diameter

b)

Circumference

c)

Chord

d)

Radius

14.

What is a straight line that goes through the center of a circle from side to opposite side?

a)

Diameter

b)

Circumference

c)

Radius

d)

Center

15.

What is the measurement around the outside of a circle called?

a)

Diameter

b)

Circumference

c)

Radius

d)

Center

16.

What is the point that is an equal distance from all the points on a circle? (this is where your finger holds the compass)

a)

Diameter

b)

Circumference

c)

Center

d)

Chord

17.

Name the pictured part of the circle.

a)

Radius

b)

Central Angle

c)

Sector

d)

Center

e)

Arc

18.

Name the pictured part of the circle.

a)

Radius

b)

Central Angle

c)

Sector

d)

Center

e)

Arc

19.

Name the pictured part of the circle.

a)

Center

b)

Sector

c)

Radius

d)

Central Angle

e)

Arc

20.

Name the pictured part of the circle.

a)

Diameter

b)

Sector

c)

Radius

d)

Chord

e)

Arc

21.

Name the pictured part of the circle.

a)

Diameter

b)

Sector

c)

Radius

d)

Chord

e)

Semicircle

22.

Which of the following is the formula for the CIRCUMFERENCE of a circle? (Select all that apply)

a)

$2\pi r$

b)

$\pi d$

c)

$2\pi r^2$

d)

$\pi r^2$

23.

Which of the following is the formula for the AREA of a circle?

a)

$2\pi r$

b)

$\pi d$

c)

$2\pi r^2$

d)

$\pi r^2$

24.

Which is the center?

a)

K

b)

H

c)

$\overline{JI}$

d)

I

25.

What is $\angle JIH$ ?

a)

Central Angle

b)

Point of Tangency

c)

Inscribed Angle

d)

Right Angle

26.

Which is a chord?

a)

$\overline{KL}$

b)

$\overline{HG}$

c)

$\overline{GI}$

d)

$\overline{JL}$

27.

What is $JHI$ ?

a)

Minor Arc

b)

Semicircle

c)

Major Arc

d)

Point of Tangency

28.

Which is secant?

a)

$\overline{GI}$

b)

$\overline{GJ}$

c)

$\angle JKL$

d)

$\overline{JK}$

29.

What is $JH$ ?

a)

Chord

b)

Minor Arc

c)

Major Arc

d)

Semicircle

30.

Which is a point of tangency?

a)

K

b)

L

c)

H

d)

J

31.

What is $\overline{GJ}$ ?

a)

Secant

b)

Minor Arc

c)

Tangent

d)

Radius

32.

Which is a Major Arc ?

a)

$KIH$

b)

$JL$

c)

$LHJ$

d)

$HI$

33.

What is $\overline{JI}$ ?

a)

Radius

b)

Diameter

c)

Central Angle

d)

Tangent

34.

Which is a central angle?

a)

$\angle JKL$

b)

$\angle JIH$

c)

$\angle JGI$

d)

$\angle JLK$

35.

What is $\overline{JK}$ ?

a)

Chord

b)

Diameter

c)

Secant

d)

Radius

36.

The radius of a circle is

a)

The measurement from the center of a circle to an edge of the circle.

b)

The measurement around the circle

c)

The measurement from and edge of the circle to another edge through the center

d)

A line perpendicular to the diameter of the circle

37.

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.

38.

What is the diameter?

a)

8

b)

16

c)

10

d)

4

39.

What is the radius?

a)

18

b)

72

c)

38

d)

14

40.

What does "circumference" mean?

a)

Space a circle takes up

b)

Distance around a circle

c)

Line from one side of a circle to another

d)

Line from center of circle to side

41.

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

a)

28 cm

b)

43.96 cm

c)

87.96 cm

d)

7 cm

42.

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

43.

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

44.

what is the circumference of this circle ?

a)

3.14 cm

b)

37.68 cm

c)

24 cm

d)

68.4 cm

45.

Enrique purchases an antique bowl for his mom for Mother's Day. The diameter of the bowl is 18 cm. What is the circumference of the bowl? (Round to the nearest whole number.)

a)

28 cm

b)

57 cm

c)

254 cm

d)

1017 cm

46.

Enrique purchases an antique bowl for his mom for Mother's Day. The diameter of the bowl is 18 cm. What is the circumference of the bowl? (Round to the nearest whole number.)

a)

28 cm

b)

57 cm

c)

254 cm

d)

1017 cm

47.

What does area mean?

a)

the distance around a shape

b)

half the distance around a shape

c)

the amount of space outside a shape

d)

the amount of space inside a shape

48.

Find the area of the circle

a)

21.98 units²

b)

153.86 units²

c)

87.82 units²

d)

615.44 units²

49.

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

50.

If the circumference of a circle is 69.08 ft, what is the DIAMETER?

a)

22 ft

b)

11 ft

c)

π ft

d)

0 ft

51.

If the circumference of a circle is 138.16 ft, what is the RADIUS?

a)

22 ft

b)

11ft

c)

π ft

d)

no ft

52.

A Circle has a radius of 4. What is the circumference of the circle? (Best Choice)

a)

4π or about 12.56

b)

16π or about 50.24

c)

2π or about 6.28

d)

8π or about 25.12

53.

A Circle has a radius of 4. What is the area of the circle? (Best Choice) (note: units are squared)

a)

4π or about 12.56

b)

16π or about 50.24

c)

2π or about 6.28

d)

8π or about 25.12

54.

A Circle has a radius of 6 inches. What is the area of the circle? (Best Choice)

a)

3π or about 9.42 in²

b)

6π or about 18.84 in²

c)

12π or about 37.68 in²

d)

36π or about 113.04 in²

55.

A Circle has a diameter of 10 centimeters. What is the circumference of the circle? (Best Choice)

a)

5π or about 15.7 cm

b)

10π or about 31.4 cm

c)

20π or about 62.8 cm

d)

100π or about 314 cm

56.

A Circle has a diameter of 10 centimeters. What is the area of the circle? (Best Choice)

a)

5π or about 15.7 cm²

b)

10π or about 31.4 cm²

c)

25π or about 78.5 cm²

d)

100π or about 314 cm²

57.

A Circle has a diameter of 18 meters. What is the circumference of the circle? (Best Choice)

a)

9π or about 28.26 m

b)

18π or about 56.52 m

c)

81π or about 254.34m

d)

324π or about 1017.36 m

58.

A Circle has a radius of 12 inches. What is the circumference of the circle? (Best Choice)

a)

24π or about 75.36 in

b)

12π or about 37.68 in

c)

144π or about 452.16 in

d)

576π or about 1,808.64 in

59.

A Circle has a radius of 12 inches. What is the area of the circle? (Best Choice)

a)

24π or about 75.36 in²

b)

12π or about 37.68 in²

c)

144π or about 452.16 in²

d)

576π or about 1,808.64 in²

60.

A Circle has a diameter of 18 meters. What is the area of the circle? (Best Choice)

a)

9π or about 28.26 m²

b)

18π or about 56.52 m²

c)

81π or about 254.34m²

d)

324π or about 1017.36 m²

Circles

Total questions: 60

Worksheet time: 1hrs 10mins

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