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Math 9 LG 16 Practice Quiz #4


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
O is the centre of this circle and point T is a point of tangency.
Determine the value of x°.
mc001-1.jpg
a.
90°
b.
50°
c.
130°
d.
40°
 

 2. 
O is the centre of this circle and point Q is a point of tangency.
Determine the value of x°.
mc002-1.jpg
a.
139°
b.
49°
c.
41°
d.
90°
 

 3. 
O is the centre of this circle and point A is a point of tangency.
Determine the value of b. If necessary, give your answer to the nearest tenth.
mc003-1.jpg
a.
5.5
b.
11
c.
23.2
d.
35.5
 

 4. 
O is the centre of the circle.
Determine the value of z to the nearest tenth, if necessary.
mc004-1.jpg
a.
4.5
b.
3.6
c.
5
d.
1
 

 5. 
O is the centre of the circle.
Determine the value of s to the nearest tenth, if necessary.
mc005-1.jpg
a.
3
b.
7.1
c.
12.2
d.
51
 

 6. 
O is the centre of the circle.
Determine the value of x to the nearest tenth, if necessary.
mc006-1.jpg
a.
5.7
b.
19.6
c.
288
d.
17
 

 7. 
O is the centre of this circle.
Determine the value of q°.
mc007-1.jpg
a.
60°
c.
180°
b.
90°
d.
45°
 

 8. 
O is the centre of this circle.
Determine the value of c°.
mc008-1.jpg
a.
90°
c.
180°
b.
44°
d.
88°
 

 9. 
O is the centre of this circle.
Determine the value of g°.
mc009-1.jpg
a.
70°
c.
110°
b.
55°
d.
90°
 

Short Answer
 

 10. 
Is the line that passes through points U and V a tangent to the circle?
sa010-1.jpg
 

 11. 
O is the centre of this circle and point B is a point of tangency.
Determine the values of v° and w°.
sa011-1.jpg
 

 12. 
O is the centre of this circle and point Q is a point of tangency.
Determine the values of d and e°. If necessary, give your answers to the nearest tenth.
sa012-1.jpg
 

 13. 
O is the centre of this circle.
Which line segment is a diameter?
sa013-1.jpg
 

 14. 
O is the centre of the circle.
What can you say about the lengths of WX and XY?
sa014-1.jpg
 

 15. 
Point O is the centre of this circle.
Determine the value of n to the nearest tenth, if necessary.
sa015-1.jpg
 

 16. 
What is the relationship between the measures of sa016-1.jpg and sa016-2.jpg?
sa016-3.jpg
 

 17. 
Point O is the centre of this circle.
Determine the values of y° and z°.
sa017-1.jpg
 

 18. 
Point O is the centre of the circle.
Determine the values of b° and c°.
sa018-1.jpg
 



 
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