Free Printable Parts of a Circle

1.

What is DG?

a)

Secant

b)

Radius

c)

Chord

d)

Tangent

2.

What is BJ?

a)

Secant

b)

Radius

c)

Chord

d)

Tangent

3.

What is HA?

a)

Point of Tangency

b)

Radius

c)

Circle

d)

Tangent

4.

What is AF?

a)

Chord

b)

Radius

c)

Secant

d)

Tangent

5.

What is BD?

a)

Chord

b)

Radius

c)

Secant

d)

Tangent

6.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

7.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

8.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

9.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

10.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

11.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

12.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

13.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

14.

a)

Radius

b)

Diameter

c)

Center

d)

Chord

15.

The distance from the center of the circle to any point on the circle is called the...

a)

radius

b)

diameter

c)

circumference

d)

area

16.

The distance all the way across the circle, but through the center, is called the...

a)

radius

b)

diameter

c)

circumference

d)

area

17.

A diameter is also a chord.

a)

True

b)

False

18.

A line segment connecting any two points on a circle is called a _____________.

a)

diameter

b)

chord

c)

radius

d)

circumference

19.

The radius is twice the diameter.

a)

Yes it is!!!

b)

No it's not!!

20.

Name the pictured part of the circle.

a)

Radius

b)

Central Angle

c)

Sector

d)

Center

e)

Arc

21.

Name the pictured part of the circle.

a)

Radius

b)

Central Angle

c)

Sector

d)

Center

e)

Arc

22.

Name the pictured part of the circle.

a)

Radius

b)

Central Angle

c)

Sector

d)

Center

e)

Arc

23.

Which is the center?

a)

K

b)

H

c)

$\overline{JI}$

d)

I

24.

What is $\angle JIH$ ?

a)

Central Angle

b)

Point of Tangency

c)

Inscribed Angle

d)

Right Angle

25.

Which line is a secant?

a)

$\overline{GI}$

b)

$\overline{GJ}$

c)

$\angle JKL$

d)

$\overline{JK}$

26.

What is $\overline{GJ}$ ?

a)

Secant

b)

Minor Arc

c)

Tangent

d)

Radius

27.

Which is a central angle?

a)

$\angle JKL$

b)

$\angle JIH$

c)

$\angle JGI$

d)

$\angle JLK$

28.

What is segment CB?

a)

diameter

b)

center

c)

circumference

d)

radius

29.

What is segment DE?

a)

diameter

b)

center

c)

chord

d)

radius

30.

What is segment AB?

a)

diameter

b)

center

c)

circumference

d)

radius

31.

What is line AD called?

a)

Area

b)

Circumference

c)

Radius

d)

Diameter

32.

A chord is a segment that connects ___________

a)

the center to the endpoint

b)

to one point outside the circle

c)

a central angle

d)

2 endpoints of a circle

33.

A ____ angle is an angle whose vertex is a the center of a circle.

a)

supplementary

b)

complimentary

c)

central

d)

obtuse

34.

Which segment is not a radius?

a)

CA

b)

CB

c)

CD

d)

LM

35.

Which segment is a radius?

a)

LM

b)

DC

c)

BD

d)

ML

36.

An angle in a circle with vertex on the circle itself

a)

Angle

b)

Central angle

c)

Inscribed angle

d)

Chord

37.

The central angles are (choose 3 correct answers)

a)

$\angle FDE$

b)

$\angle DAC$

c)

$\angle BAC$

d)

$\angle BAE$

e)

$\angle ACD$

38.

a)

Secant

b)

Diameter

c)

Tangent

d)

Chord

39.

a)

Inscribed Angle

b)

Central Angle

40.

a)

Inscribed Angle

b)

Central Angle

41.

A central angle has it's vertex _________ the circle

a)

at the center of

b)

on

c)

outside

d)

inside

42.

An inscribed angle has its vertex __________ the circle

a)

at the center of

b)

on

c)

outside

d)

inside

43.

A interior angle has its vertex ____________ the circle

a)

at the center of

b)

on

c)

outside

d)

inside

44.

A exterior angle has its vertex ____________ the circle

a)

at the center of

b)

on

c)

outside

d)

inside

45.

Which shows a tangent line?

a)

b)

c)

d)

46.

A tangent line intersects the circle ...

a)

in exactly two points

b)

in exactly one point

c)

through the center

d)

with the diameter

47.

Name the tangent line.

a)

s

b)

WR

c)

VT

d)

QR

48.

A _____ is a segment whose endpoints lie on a circle.

a)

Secant

b)

Tangent

c)

point of tangency

d)

Chord

49.

A _____ is a line in the same plane as a circle that intersects it at exactly one point.

a)

Tangent

b)

Chord

c)

Secant

d)

Point of Tangency

50.

A____ is a line that intersects a circle at two points.

a)

Chord

b)

Secant

c)

Tangent

d)

radius

51.

A line that intersects a circle at 2 points is a ...

a)

Tangent

b)

Chord

c)

Diameter

d)

Secant

52.

a)

Secant

b)

Diameter

c)

Radius

d)

Chord

53.

a)

Secant

b)

Diameter

c)

Radius

d)

Chord

54.

a)

Secant

b)

Diameter

c)

Tangent

d)

Chord

Parts of a Circle

Total questions: 54

Worksheet time: 37mins

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