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WorksheetsCircle Basic Vocabulary
Total questions: 25
Worksheet time: 29mins
Name
Class
Date
1.
A segment that has one endpoint at the center and the other endpoint on the circle is the __________.
a)
diameter
b)
chord
c)
radius
d)
secant
2.
A tangent line of a circle is...
a)
It's diameter
b)
It's radius
c)
It's circumference
d)
A line that touches the circle only once
3.
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
4.
Which of the following names a diameter?
a)
segment AC
b)
segment DB
c)
segment AB
d)
segment BC
5.
A chord that passes through the center of a circle
a)
radius
b)
secant
c)
major arc
d)
diameter
6.
A line that intersects a circle at two points is a ______________.
a)
tangent
b)
secant
c)
diameter
d)
chord
7.
What best describes segment AB?
a)
chord
b)
secant
c)
tangent
d)
diameter
8.
Which best describes line AB?
a)
chord
b)
secant
c)
tangent
d)
diameter
9.
What is the diameter?
a)
8
b)
16
c)
10
d)
4
10.
What is the radius?
a)
18
b)
72
c)
38
d)
14
11.
What is the curved line between points A & D?
a)
central angle
b)
arc
c)
chord
d)
radius
12.
The set of all points in a plane at the same distance from a given point (the center) is defined as....
a)
Parallelogram
b)
Rhombus
c)
Circle
d)
Square
13.
What is this called?
a)
Circumference
b)
Minor Arc
c)
Major Arc
d)
Inscribed Angle
14.
What is this called?
a)
Circumference
b)
Minor Arc
c)
Major Arc
d)
Inscribed Angle
15.
The long way around a circle that is greater than 180 o.
a)
Minor Arc
b)
Major Arc
c)
Semi-Circle
d)
Central Angle
16.
The short way around a circle that is less than 180 o.
a)
Minor Arc
b)
Major Arc
c)
Semi-Circle
d)
Central Angle
17.
When the distance from one point to the next on the circle is exactly 180o (half of a circle).
a)
Minor Arc
b)
Major Arc
c)
Semi-Circle
d)
Central Angle
18.
If the diameter of a circle is 27, the radius is _____?
a)
27
b)
13.5
c)
54
d)
9
19.
The radius is half the length of the ________________?
a)
chord
b)
secant
c)
diameter
d)
tangent
20.
a)
center
b)
diameter
c)
radius
21.
What is the name for the distance around a circle?
a)
Diameter
b)
Radius
c)
Circumference
d)
Chord
22.
A circle is named after its what?
a)
Center
b)
Arc
c)
Circumference
d)
Secant
23.
a)
Name the circle: Circle B
b)
Name the circle: Circle DE
c)
Name the circle: Circle A
d)
Name the circle: Circle DBC
24.
a)
Diameter is: DE
b)
Diameter is: BA
c)
Diameter is: BC
d)
Diameter is: DC
25.
a)
How many chords are there: 1
b)
How many chords are there: 5
c)
How many chords are there: 3
d)
How many chords are there: 0
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