WorksheetsCircles Part I
Total questions: 20
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
A chord that passes through the center of the circle is a ________.
a)
chord
b)
diameter
c)
radius
d)
tangent
2.
A tangent line intersecting with a radius always creates a ____________ angle
a)
right
b)
acute
c)
obtuse
d)
straight
3.
What is the diameter?
a)
8
b)
16
c)
10
d)
4
4.
What is the radius?
a)
18
b)
72
c)
38
d)
14
5.
Which segment is the diameter?
a)
AC
b)
BD
c)
LM
d)
CE
6.
Which segment is a radius?
a)
LM
b)
DC
c)
BD
d)
ML
7.
What is the measure of ∠PTQ?
a)
100°
b)
140°
c)
180°
d)
120°
8.
Give an example of a chord
a)
line HI
b)
line KL
c)
line GH
d)
line GJ
9.
Find the measure of arc AB.
a)
17
b)
34
c)
68
d)
146
10.
Name a minor arc
a)
AD
b)
ADB
c)
AB
d)
CD
11.
Name a major arc.
a)
ABD
b)
BDA
c)
BCD
d)
DA
12.
What is the measure of arc AD?
a)
38
b)
142
c)
180
d)
153
13.
a)
x = 160
b)
x = 40
c)
x = 80
d)
x = 360
14.
Solve for the missing angle.
a)
45o
b)
90o
c)
22.5o
d)
128o
15.
A tangent line intersects the circle ...
a)
in exactly two points
b)
in exactly one point
c)
through the center
d)
with the diameter
16.
If a line is tangent to a circle, then it is ________ to the radius drawn to the point of tangency.
a)
parallel
b)
adjacent
c)
supplementary
d)
perpendicular
17.
Which best describes segment AB?
a)
chord
b)
secant
c)
tangent
d)
diameter
18.
A tangent line to a circle ...
a)
Touches the circle in two places.
b)
Passes through the center of the circle.
c)
Makes a 90 degree angle with the radius of the circle.
d)
None of the above.
19.
Which shows a tangent line?
a)
b)
c)
d)
20.
Say 'TRUE' or 'FALSE'
The diameter is the longest chord of a circle
The diameter is the longest chord of a circle
a)
TRUE
b)
FALSE
100 %
