WorksheetsCircles and Chords
Total questions: 26
Worksheet time: 24mins
Name
Class
Date
1.
Use chords to solve for x
a)
x = 35o
b)
x = 50o
c)
x = 70o
d)
x = 140o
2.
Use chords to solve for x
a)
x = 3 cm
b)
x = 4 cm
c)
x = 5 cm
d)
x = 6 cm
3.
In the diagram, a tangent and a line drawn to the point of tangency form a right triangle. Solve for "?"
a)
-15
b)
6
c)
15
d)
14
4.
Use chords to solve
a)
34
b)
20
c)
17
d)
18
5.
Find the radius r
a)
2
b)
3
c)
4
d)
5
6.
Find x
a)
10
b)
5
c)
18
d)
9
7.
If XC = 15, then FG = _____.
a)
15
b)
30
c)
45
d)
Unable to determine
8.
Name a major arc in circle O.
a)
AB
b)
CDA
c)
CB
d)
CBA
9.
A segment whose endpoints are the center and any point on the circle
a)
radius
b)
diameter
c)
chord
d)
tangent
10.
An arc with a central angle measure of exactly 180o
a)
major arc
b)
diameter
c)
radius
d)
semicircle
11.
A line in the plane of a circle that intersects a circle at exactly two points
a)
secant line
b)
diameter
c)
chord
d)
tangent line
12.
An angle whose vertex is the center of the circle
a)
inscribed angle
b)
central angle
c)
minor arc
d)
diameter
13.
Set of all points in the plane equidistant from a single point called the center
a)
circle
b)
chord
c)
polygon
d)
radius
14.
What best describes segment AB?
a)
chord
b)
secant
c)
tangent
d)
diameter
15.
A line in the same plane as a circle that intersects the circle at exactly one point is a ____________.
a)
tangent
b)
secant
c)
chord
d)
radius
16.
A tangent to a circle is ________________________ to the radius drawn to the point of tangency.
a)
congruent
b)
perpendicular
c)
complimentary
d)
supplementary
17.
Name ALL the radii in the picture
a)
DE & BC
b)
BC
c)
BC, BA & BD
d)
BE, DC & AD
18.
What shape is this?
a)
circle
b)
hemisphere
c)
cone
d)
semicircle
19.
What is CB?
a)
diameter
b)
center
c)
circumference
d)
radius
20.
What is the radius of this circle?
a)
6
b)
5
c)
3
d)
4
21.
Name a chord.
a)
Segment XC
b)
Segment KM
c)
Segment HJ
d)
LINE BD
22.
In a circle (or congruent circles), chords that are the same distance from the center:
a)
are similar
b)
have the same name
c)
are congruent to each other
d)
are walking dead
23.
What is the diameter?
a)
8
b)
16
c)
10
d)
4
24.
Name the tangent line
a)
s
b)
WR
c)
VT
d)
QR
25.
Name the chords.
a)
VT
b)
WR
c)
VT and WR
d)
s
26.
What can you conclude from the picture?
a)
m is parallel to circle C
b)
m is skew to circle C
c)
m bisects circle C
d)
m is tangent to circle C
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