Worksheets9 th class circles
Total questions: 9
Worksheet time: 10mins
Name
Class
Date
1.
Equal chords subtend _________ angles at the centre.
a)
different angle
b)
equal
2.
Circles with exactly the same radius measures are
a)
Similar Circles
b)
Concentric Circles
c)
Congruent Circles
d)
Semicircle
3.
Find the value of the angle marked x....
a)
106
b)
76
c)
74
d)
30
4.
Find the value of the angle marked x....
a)
102
b)
51
c)
129
d)
78
5.
Find a and b.
a)
a=74 degrees
b=93 degrees
b=93 degrees
b)
a=93 degrees
b=74 degrees
b=74 degrees
c)
a=87 degrees
b=106 degrees
b=106 degrees
d)
a=106 degrees
b=87 degrees
b=87 degrees
6.
Find the value of the angle marked x....
a)
88
b)
75
c)
92
d)
102
7.
In the figure, O is the centre of the circle. If ∠ADC = 140°, then what is the value of x?
a)
45o
b)
55o
c)
60o
d)
50o
8.
In the figure, O is the centre of the circle. What is the measure of ∠AOC?
a)
120o
b)
136o
c)
128o
d)
158o
9.
In the figure, if O is the centre of the circle, then the measure of x is:
a)
40o
b)
80o
c)
50o
d)
110o
100 %
